Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 jxu124--refcocog/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 jxu124--refcocog/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 jxu124--refcocog/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:abbfb5c55cf9fa3ddb1070fd9cb46338260442398ba88e41bbab75ddf4bdd1ac
+size 11546624