Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:b6d9f5723c4f38505b17c9f54de3dcedfdfa59ca158d2c837be775bf1a822b90
-size 316420096
+oid sha256:86f4fda2b45d7b2ec9af0b92d6377748d302f9ff073bce32ce833b52eae4b84c
+size 316157952