Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1e800f6d9803e6d6601daa2df5a6752de3498791105b5a50a10e03e00383e000
-size 3420160
+oid sha256:4f07c8898154b066da32cb1caec02afc46f44e9a1068e391bf77de24dd454c8f
+size 3158016