Update duckdb index files

.gitattributes

@@ -72,3 +72,4 @@ nfcorpus-queries/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 hotpotqa-corpus/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 msmarco-corpus/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 msmarco-queries/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+cqadupstack-english-qrels/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

cqadupstack-english-qrels/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a3c1945b399ba4713f534af33422d7ba864062bb14185b2df307c507062688da
+size 1060864