Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:93c2449f3ebffe3fd183b3f8a6862d961e3377e0d2ac44e965ebe1ee8f2342f9
-size 15216640
+oid sha256:859212dfc309ebf328225a8d4402247feb9e233e5ceb35a86b4ec3439b018b28
+size 18624512