Update duckdb index files

default/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:247a79eea600f30838ccdb64479ba57795ed8ebe6837d2ff4978389b3d0a9885
-size 1323008
+oid sha256:4e59c2e96b4c3885ca132a86b7443cab2255df2cfd043fb07fb1c6a9359db579
+size 30945280