Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:8130f8c81b71f1d16d79831a5f2d6c87f6427b6486ef298e072e497652e65c72
-size 15740928
+oid sha256:a2fda8b3cbefdcbca0e18da1a67bbcd588e23f329c416f7171d82bb38698e631
+size 19148800