Update duckdb index files

.gitattributes

@@ -57,3 +57,4 @@ Muennighoff--babi/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Muennighoff--babi/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/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:f7edb8e86ce4373e72cb5d67d055e308befe83dbc1f391b08ca886607d213aff
+size 10235904