Update duckdb index files

.gitattributes

@@ -59,3 +59,4 @@ liuyanchen1015--VALUE_mnli_null_relcl/test_matched/index.duckdb filter=lfs diff=
 liuyanchen1015--VALUE_mnli_null_relcl/test_mismatched/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/dev_matched/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/test_mismatched/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/dev_mismatched/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/dev_mismatched/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aba1d260cb8352fc5b97089804872dac69aaab4533f10645872ee047d95e820f
+size 1323008