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
+tasksource--lexcomp-nc-relation/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

tasksource--lexcomp-nc-relation/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8da3157f522c6d809a2fa8cd39cd18a6b64c086e5a5aecdbb357e49fb6f2ac0a
+size 1060864