Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 default/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/val/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text

default/val/partial-index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c6ba8e0b63c4b0d769f511ac4974152b316104c17e244a1963f310dec4cc1ef0
+size 10066866176