Update duckdb index files

tilyupo--squad_v2_cqa/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:71302a0850e7f16f31accaf8204a0e73d4a64cbf485bb4d0cd77fa2c2b01256c
-size 87306240
+oid sha256:a17e8f5fd77d48824dd269a654b23b5de818bb3b192d646aad1f83ed036f228c
+size 86781952