Update duckdb index files

P1ayer-1--reddit-math/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:25212f682b13088111d25c886c5efc0d75d8f57db85b69402ce23fe49080575c
-size 362819584
+oid sha256:d9c2623cd397fa5df510882c8787216c473a53617c4f8e2baa33392111f84b2f
+size 362033152