USAFacts crashing; no longer includes nyc_dummy_row
Traceback from 5 & 6 February:
```
Traceback (most recent call last):
  File "/home/indicators/.pyenv/versions/3.8.2/lib/python3.8/runpy.py", line 193, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/home/indicators/.pyenv/versions/3.8.2/lib/python3.8/runpy.py", line 86, in _run_code
    exec(code, run_globals)
  File "/home/indicators/runtime/usafacts/delphi_usafacts/__main__.py", line 11, in <module>
    run_module()  # pragma: no cover
  File "/home/indicators/runtime/usafacts/delphi_usafacts/run.py", line 94, in run_module
    dfs = {metric: pull_usafacts_data(base_url, metric, geo_mapper) for metric in METRICS}
  File "/home/indicators/runtime/usafacts/delphi_usafacts/run.py", line 94, in <dictcomp>
    dfs = {metric: pull_usafacts_data(base_url, metric, geo_mapper) for metric in METRICS}
  File "/home/indicators/runtime/usafacts/delphi_usafacts/pull.py", line 90, in pull_usafacts_data
    assert len(nyc_dummy_row) == 1
AssertionError
```
diff --git a/usafacts/delphi_usafacts/pull.py b/usafacts/delphi_usafacts/pull.py
index 6e074885..fec98fdf 100644
--- a/usafacts/delphi_usafacts/pull.py
+++ b/usafacts/delphi_usafacts/pull.py
@@ -87,7 +87,6 @@ def pull_usafacts_data(base_url: str, metric: str, geo_mapper: GeoMapper) -> pd.
     # in the call to `add_population_column()`.  We pull it out here to
     # reinsert it after the population data is added.
     nyc_dummy_row = df[df["fips"] == "00001"]
-    assert len(nyc_dummy_row) == 1
 
     # Merge in population LOWERCASE, consistent across confirmed and deaths
     # Population for unassigned cases/deaths is NAN
['usafacts/delphi_usafacts/pull.py']