Update duckdb index files

.gitattributes

@@ -78,3 +78,4 @@ quora-queries/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cqadupstack-gaming-corpus/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 quora-queries/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cqadupstack-gaming-queries/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+climate-fever-queries/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

climate-fever-queries/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1d4f2210fda91218674a10948159dad65f95b95e0f9a58cb2c11ff533fb451e7
+size 7352320