Update duckdb index files

reddit_tifu/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:339a69f88b5996a295e9715588e7d6bdc0713ccb9b3f0274f427a15023c8fada
-size 168833024
+oid sha256:1f593be21a45de3f4849f38a05cdc76fdbd2c85badfe21f62073e2d50d8ed588
+size 168308736