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
+lucadiliello--naturalquestionsshortqa/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

lucadiliello--naturalquestionsshortqa/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:95ed4c10c3ebba8357ba5e4fdd45baec992e03f8156736622771af498d92996c
+size 229650432