Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:9c9615f6e2cf9386042c6a3883b44f25916aae320394ee4233407f3b28bea4ea
-size 3944448
+oid sha256:5331343a981e45e32dec0260f802cc4ef7382ee02aab82f966b5f88fe6229e5a
+size 4206592