Update duckdb index files

GSM8k_structured/test/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:017805a469122151b8020b5fa318d5901cb8330f9ba84be41b95bf50540be1c3
-size 1323008
+oid sha256:58e5da0964a13bfe7d1534fb714fe081c6df64de099b3ead917cb0544ac234d6
+size 1585152