Update duckdb index files

ur/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:dfec2bec431a4e53899d25f96c65a6c459c752d9bccd947260549b1a8120d047
-size 945565696
+oid sha256:197a88e94cc4f60279c19f8877530a8c2f591db20882b2f0d617d18abdced61b
+size 951595008