Update duckdb index files

jaehy12--news2/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:bb00adec8737245482d62cc8a4d4c350a902fb635bbefeb53b9245f80c9858c1
-size 46936064
+oid sha256:d0a3d6e5cd53a8c4fba93d25ec022107c7a11fd0b8e4c5da78f8a9153e293974
+size 46411776