Refactor init_leaderboard function to include "Dataset Version" in filter_columns

app.py

@@ -81,7 +81,9 @@ def init_leaderboard(dataframes, subsets):
         ),
         search_columns=[AutoEvalColumn.model.name],
         hide_columns=[c.name for c in fields(AutoEvalColumn) if c.hidden],
-        filter_columns=[],
+        filter_columns=[
+            "Dataset Version",
+        ],
         interactive=False,
     )