Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ 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
+appledora--conceptnet5_bn/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

appledora--conceptnet5_bn/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e30282d131b8e8b91f68e8dc1474ee12ee05d2de15703de7bf5d271e1f493f7c
+size 4993024