Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:d8e1d80a9863f6dcf86204045a4ca6cedf3f3f3d60b65dbe5ad4b975ffbce86b
-size 33828864
+oid sha256:4607cf9cbaa906092372ee84dd6157d3aed0eaa1d751434d16701926d3e3ee83
+size 38285312