Update duckdb index files

.gitattributes

@@ -39,3 +39,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 validation.json filter=lfs diff=lfs merge=lfs -text
 test.json filter=lfs diff=lfs merge=lfs -text
 train.json filter=lfs diff=lfs merge=lfs -text
+raw/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

raw/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e4f936b4c4bc30616cbb9068ca6b3ab7559704fef81f776ccb9e22f2d4afc7ab
+size 39858176