Update duckdb index files

.gitattributes

@@ -2,3 +2,4 @@ kmyoo--glue-mnli-tiny/test_matched/index.duckdb filter=lfs diff=lfs merge=lfs -t
 kmyoo--glue-mnli-tiny/test_mismatched/index.duckdb filter=lfs diff=lfs merge=lfs -text
 kmyoo--glue-mnli-tiny/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 kmyoo--glue-mnli-tiny/validation_matched/index.duckdb filter=lfs diff=lfs merge=lfs -text
+kmyoo--glue-mnli-tiny/validation_mismatched/index.duckdb filter=lfs diff=lfs merge=lfs -text

kmyoo--glue-mnli-tiny/validation_mismatched/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2524c746c407314aaecf0d74393a114001abed07d758a11375052e8ade4427af
+size 1060864