Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:716a051ff2d09891568d73a38a6e5f7ad0dc4c8fb5750cf9d6e0dfd25dcbdacc
-size 637808640
+oid sha256:631a8b4def751a577d74cf297af3f84ab3452798ad5f9d9199ca8f37cb61b8d2
+size 638332928