Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+kunishou--cnn-dailymail-27k-ja/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

kunishou--cnn-dailymail-27k-ja/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3a3a2cbd3cc89529f7c08a049b18d689df336c52bf7e55426f1ec2859f9bb766
+size 102248448