Fix test for skipping dark runs

tests/test_webservice.py

@@ -408,9 +408,7 @@ async def test_get_slurm_nice_fails(fp):
 async def test_skip_runs(run_type: str, experiment_type_id:int, should_skip: bool):
     res_run_by_id = mock.Mock()
     res_run_by_id.status_code = 200
-    res_run_by_id.json = lambda: {
-        "data_groups_repositories": [{"experiment": {"name": run_type, "id": 0}}]
-    }
+    res_run_by_id.json = lambda: {"experiment": {"name": run_type, "id": 0}}
 
     res_experiment_by_id = mock.Mock()
     res_experiment_by_id.status_code = 200