Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:265685ff41fe394f783d1f4f406106817d905d955ade427f7a06aca6c3f95036
-size 55586816
+oid sha256:236fa84ce8643d76e07811114e515449e5f3dbd841559066fb5526a2ae80a11a
+size 55062528