Update duckdb index files

Kamaljp--medium_articles/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:46231a9c6d5019be21c8d4861e6c51b910d8848de1a10b72d7b3352f9d333cf7
-size 1313353728
+oid sha256:e5c8dbff353e4dfe6a4d681df170574eb3b8bec361b17fc61a8b0b12923dad9d
+size 1313878016