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
+LangChainDatasets--sql-qa-chinook/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

LangChainDatasets--sql-qa-chinook/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e2564e462bf27910a6b479b7454949af3f69ee8462923d848c84796fc1bb3253
+size 1060864