Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a520798059c7aab369be7243a189275eeed9ddd66efc96029be4b14aea9d9e69
-size 41955328
+oid sha256:36a72feff4878326eeb0096311a130d79d7d6aabbcd5f2ab315142db6af6e34c
+size 42217472