Update duckdb index files

.gitattributes

@@ -39,3 +39,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.mp3 filter=lfs diff=lfs merge=lfs -text
 *.ogg filter=lfs diff=lfs merge=lfs -text
 *.wav filter=lfs diff=lfs merge=lfs -text
+default/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/partial-train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c03a5b475edc8e24a02c06e884416eea696f0a4ce7133ada99c8f6d742af8e85
+size 3811061760