feat(ci): add trufflehog secrets detection
### What does this PR do?

Adding a GH action to scan for leaked secrets on each commit.

The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/datasets/pr_6960). All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update. Yes! <details>
<summary>Show benchmarks</summary>

PyArrow==8.0.0

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.005007 / 0.011353 (-0.006346) | 0.003603 / 0.011008 (-0.007405) | 0.062719 / 0.038508 (0.024211) | 0.029327 / 0.023109 (0.006217) | 0.250360 / 0.275898 (-0.025538) | 0.265095 / 0.323480 (-0.058385) | 0.004205 / 0.007986 (-0.003781) | 0.002713 / 0.004328 (-0.001616) | 0.049209 / 0.004250 (0.044958) | 0.045162 / 0.037052 (0.008110) | 0.260439 / 0.258489 (0.001950) | 0.287778 / 0.293841 (-0.006063) | 0.027458 / 0.128546 (-0.101088) | 0.010169 / 0.075646 (-0.065477) | 0.199487 / 0.419271 (-0.219784) | 0.036584 / 0.043533 (-0.006949) | 0.254523 / 0.255139 (-0.000616) | 0.269902 / 0.283200 (-0.013298) | 0.017138 / 0.141683 (-0.124545) | 1.099285 / 1.452155 (-0.352869) | 1.150878 / 1.492716 (-0.341839) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.092868 / 0.018006 (0.074862) | 0.300421 / 0.000490 (0.299932) | 0.000213 / 0.000200 (0.000013) | 0.000053 / 0.000054 (-0.000001) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.018810 / 0.037411 (-0.018601) | 0.062341 / 0.014526 (0.047815) | 0.074779 / 0.176557 (-0.101777) | 0.120641 / 0.737135 (-0.616494) | 0.075020 / 0.296338 (-0.221318) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.277782 / 0.215209 (0.062573) | 2.716427 / 2.077655 (0.638772) | 1.434204 / 1.504120 (-0.069916) | 1.335990 / 1.541195 (-0.205205) | 1.336636 / 1.468490 (-0.131854) | 0.557562 / 4.584777 (-4.027215) | 2.323517 / 3.745712 (-1.422196) | 2.647937 / 5.269862 (-2.621925) | 1.728735 / 4.565676 (-2.836941) | 0.061888 / 0.424275 (-0.362387) | 0.004981 / 0.007607 (-0.002627) | 0.329429 / 0.226044 (0.103385) | 3.324708 / 2.268929 (1.055779) | 1.832641 / 55.444624 (-53.611983) | 1.514386 / 6.876477 (-5.362091) | 1.656912 / 2.142072 (-0.485160) | 0.630706 / 4.805227 (-4.174521) | 0.116250 / 6.500664 (-6.384414) | 0.042598 / 0.075469 (-0.032871) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.969217 / 1.841788 (-0.872570) | 11.232580 / 8.074308 (3.158272) | 9.541306 / 10.191392 (-0.650086) | 0.139544 / 0.680424 (-0.540880) | 0.014441 / 0.534201 (-0.519760) | 0.285834 / 0.579283 (-0.293449) | 0.261950 / 0.434364 (-0.172414) | 0.325449 / 0.540337 (-0.214889) | 0.415501 / 1.386936 (-0.971435) |

</details>
PyArrow==latest

<details>
<summary>Show updated benchmarks!</summary>

### Benchmark: benchmark_array_xd.json

| metric | read_batch_formatted_as_numpy after write_array2d | read_batch_formatted_as_numpy after write_flattened_sequence | read_batch_formatted_as_numpy after write_nested_sequence | read_batch_unformated after write_array2d | read_batch_unformated after write_flattened_sequence | read_batch_unformated after write_nested_sequence | read_col_formatted_as_numpy after write_array2d | read_col_formatted_as_numpy after write_flattened_sequence | read_col_formatted_as_numpy after write_nested_sequence | read_col_unformated after write_array2d | read_col_unformated after write_flattened_sequence | read_col_unformated after write_nested_sequence | read_formatted_as_numpy after write_array2d | read_formatted_as_numpy after write_flattened_sequence | read_formatted_as_numpy after write_nested_sequence | read_unformated after write_array2d | read_unformated after write_flattened_sequence | read_unformated after write_nested_sequence | write_array2d | write_flattened_sequence | write_nested_sequence |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.005422 / 0.011353 (-0.005931) | 0.003528 / 0.011008 (-0.007480) | 0.049582 / 0.038508 (0.011074) | 0.032683 / 0.023109 (0.009574) | 0.277309 / 0.275898 (0.001411) | 0.298598 / 0.323480 (-0.024882) | 0.004325 / 0.007986 (-0.003661) | 0.002741 / 0.004328 (-0.001588) | 0.047933 / 0.004250 (0.043683) | 0.040778 / 0.037052 (0.003726) | 0.287492 / 0.258489 (0.029003) | 0.311408 / 0.293841 (0.017567) | 0.029482 / 0.128546 (-0.099064) | 0.010630 / 0.075646 (-0.065016) | 0.057745 / 0.419271 (-0.361526) | 0.033501 / 0.043533 (-0.010031) | 0.279880 / 0.255139 (0.024741) | 0.297421 / 0.283200 (0.014221) | 0.017907 / 0.141683 (-0.123776) | 1.152221 / 1.452155 (-0.299934) | 1.189332 / 1.492716 (-0.303385) |

### Benchmark: benchmark_getitem\_100B.json

| metric | get_batch_of\_1024\_random_rows | get_batch_of\_1024\_rows | get_first_row | get_last_row |
|--------|---|---|---|---|
| new / old (diff) | 0.094464 / 0.018006 (0.076457) | 0.300769 / 0.000490 (0.300279) | 0.000196 / 0.000200 (-0.000004) | 0.000050 / 0.000054 (-0.000004) |

### Benchmark: benchmark_indices_mapping.json

| metric | select | shard | shuffle | sort | train_test_split |
|--------|---|---|---|---|---|
| new / old (diff) | 0.022232 / 0.037411 (-0.015179) | 0.076626 / 0.014526 (0.062100) | 0.087807 / 0.176557 (-0.088750) | 0.128847 / 0.737135 (-0.608288) | 0.092135 / 0.296338 (-0.204203) |

### Benchmark: benchmark_iterating.json

| metric | read 5000 | read 50000 | read_batch 50000 10 | read_batch 50000 100 | read_batch 50000 1000 | read_formatted numpy 5000 | read_formatted pandas 5000 | read_formatted tensorflow 5000 | read_formatted torch 5000 | read_formatted_batch numpy 5000 10 | read_formatted_batch numpy 5000 1000 | shuffled read 5000 | shuffled read 50000 | shuffled read_batch 50000 10 | shuffled read_batch 50000 100 | shuffled read_batch 50000 1000 | shuffled read_formatted numpy 5000 | shuffled read_formatted_batch numpy 5000 10 | shuffled read_formatted_batch numpy 5000 1000 |
|--------|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.299013 / 0.215209 (0.083804) | 2.929788 / 2.077655 (0.852133) | 1.614185 / 1.504120 (0.110065) | 1.486720 / 1.541195 (-0.054475) | 1.492473 / 1.468490 (0.023983) | 0.563699 / 4.584777 (-4.021078) | 0.928820 / 3.745712 (-2.816892) | 2.597271 / 5.269862 (-2.672590) | 1.716534 / 4.565676 (-2.849142) | 0.062568 / 0.424275 (-0.361707) | 0.005168 / 0.007607 (-0.002439) | 0.353781 / 0.226044 (0.127737) | 3.493732 / 2.268929 (1.224803) | 2.018343 / 55.444624 (-53.426282) | 1.694516 / 6.876477 (-5.181961) | 1.796950 / 2.142072 (-0.345123) | 0.634846 / 4.805227 (-4.170382) | 0.115230 / 6.500664 (-6.385434) | 0.040816 / 0.075469 (-0.034654) |

### Benchmark: benchmark_map_filter.json

| metric | filter | map fast-tokenizer batched | map identity | map identity batched | map no-op batched | map no-op batched numpy | map no-op batched pandas | map no-op batched pytorch | map no-op batched tensorflow |
|--------|---|---|---|---|---|---|---|---|---|
| new / old (diff) | 0.986212 / 1.841788 (-0.855575) | 11.954392 / 8.074308 (3.880084) | 10.299670 / 10.191392 (0.108278) | 0.128358 / 0.680424 (-0.552066) | 0.016313 / 0.534201 (-0.517888) | 0.289621 / 0.579283 (-0.289662) | 0.124708 / 0.434364 (-0.309656) | 0.325269 / 0.540337 (-0.215068) | 0.415133 / 1.386936 (-0.971803) |

</details>
</details>

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