Update duckdb index files

.gitattributes

@@ -72,3 +72,4 @@ object_interaction/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 object_shuffle/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 scene_transition/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 state_change/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+unexpected_action/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

unexpected_action/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bfa4a6ede1820a2f19304087957d511c8f1cc12d143b7b8ebbbdfcf658eaecec
+size 1060864