Update duckdb index files

xared--final_final_dataset/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:36781341eb5d6e4629ef087363bb90269b22ae10304d9105c67443e9cf286d65
-size 2633728
+oid sha256:40510ccaadd7d05aff7ba4748edd9524775ba23a17cfa8e5f365969d8866c888
+size 1585152