Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:6e5178d45ccaddd7b8d6364f9a6387fa9f7e6d9e1c96abd6eeebdf1cf338403e
-size 5779456
+oid sha256:620229614c76e46c2e5648b72614a5a7587703fdcace40a3037f49b72b5160db
+size 5255168