Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ 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
 honnuanand--langchain-docs-guides/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+clue2solve--langchain-docs-guides/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

clue2solve--langchain-docs-guides/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a9c02be4c05c67a9cc4567ad6b9798619939c889097f6fadf55676f96daa660a
+size 1323008