Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 Muennighoff--natural-instructions/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Muennighoff--natural-instructions/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

Muennighoff--natural-instructions/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c2035c63887669777356423a52b61ebd201624641973f486bb7d98666ec0aa6f
+size 1069297664