fix: bind the scope annotation release to its exact source tree

manifest.json

@@ -389,7 +389,7 @@
   },
   "schema": "browser-eval-dataset-release/1",
   "source_repository": "https://huggingface.co/datasets/Lexmount/LexBench-Web-Fetch",
-  "source_revision": "6ae0fc167a4f3c6228703e7ab75c574bd1accb34",
+  "source_revision": "5bf15bc6200990c7ea852b54ee22ead190b9ab9f",
   "track": "webfetch",
   "viewer": {
     "configurations": [