Update duckdb index files

Kamaljp--medium_articles/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e5c8dbff353e4dfe6a4d681df170574eb3b8bec361b17fc61a8b0b12923dad9d
-size 1313878016
+oid sha256:6e59ab31122176e390aeaf2bbdc75d5147ca498ffff4bc9b7e999ae1896eb5be
+size 1314926592