Update duckdb index files

CM--codexglue_codetrans/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:3e0aac12cb1e5217c88d0715cf531f458485eed49d838d71e978ddfd88cd2d0b
-size 9449472
+oid sha256:92c7f4e045f49a702e16f8fb95e4a81e3d06cf98d84d496f2ba9505221df5c33
+size 8138752