Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 rlatmddus159--ex/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 rlatmddus159--ex/train/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 sha256:7553c34608d0adcbeb2a835a32bb13a48bee85992fcf3e788942516d0aa7348f
+size 1060864