Update duckdb index files

.gitattributes

@@ -144,3 +144,4 @@ cqadupstack-mathematica-qrels/test/index.duckdb filter=lfs diff=lfs merge=lfs -t
 cqadupstack-mathematica-queries/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cqadupstack-physics-corpus/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cqadupstack-programmers-queries/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+cqadupstack-text-qrels/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

cqadupstack-text-qrels/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8a32ceb35aa590142a124a2e4badc0d42b61f08df18ebdce0a6cd972a03da31a
+size 1060864