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
+ttss--entity-query-summarization/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

ttss--entity-query-summarization/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:452f9073599b783c54168389ab7647eccfd76e86949687178057d895ef5c3bb6
+size 70004736