Update duckdb index files

.gitattributes

@@ -51,3 +51,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 pbwt--small-thai/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text

default/train/partial-index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5dc217b43915b7e5e1cbd671ddace68c905b6f9506486cc0242cc24e0bac620f
+size 9128128512