Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1a1aaf486ac6a1af4689d98c2dfc9670893d9d8ec41694441bb3e15edafefcf0
-size 1060864
+oid sha256:81cec9ed343410aa0ec7d53f5b6dce89a1324612195c065a9b86676e8798aff6
+size 1323008