Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 databricks-dolly-15k-ja.json filter=lfs diff=lfs merge=lfs -text
+kunishou--databricks-dolly-15k-ja/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

kunishou--databricks-dolly-15k-ja/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dc1e86c11e6affbe150fd65cd26870611d598eb9062b99da8f1c3fcb6c17b018
+size 27275264