Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+blindsubmissions--M2CRB/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

blindsubmissions--M2CRB/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:70e4b8238ee06a06058c8eb9c3b0918941cc3d4a721b294804439ab47c1a523a
+size 25440256