Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:652f8fb6dbf0e38f679dbd63622a0560e69aa5c72a90d2effb03918bb603eb5e
-size 18886656
+oid sha256:40a7d75c2245d11b0fcc60866794110a8b9237ff01af4ea79621edcf480c21bf
+size 34877440