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
+huggingface-deep-rl-course--test-unity/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

huggingface-deep-rl-course--test-unity/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b50498e863f25edcc1881a4eaeee427a51966f33e996f09081a822e03152994a
+size 1060864