Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 metaeval--puzzte/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 metaeval--puzzte/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 metaeval--puzzte/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+tasksource--puzzte/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

tasksource--puzzte/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:868c7895eab26dac8026bc7f4a048cdcfadea8ded578a11fc8a5e7bc70322537
+size 1323008