Update duckdb index files

alzoubi36--privacy_qa/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:dd234440121a77fc41a30405858366b18aec9259dd6d2edace102e235e102435
-size 29110272
+oid sha256:f6d6374aec106791cd8aa311f4cdf1d66a3a574c834c2be682f9ce50f7f40117
+size 30158848