[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

src/xdist/plugin.py

@@ -316,11 +316,13 @@ def get_shared_data(request_or_session):
 @pytest.fixture(scope="session")
 def add_shared_data(request, worker_id):
     """Adds data that will be collected from all workers and be accessible from master node in sessionfinish hook"""
+
     def _add(key, value):
         shared = request.config.stash.setdefault(shared_key, {})
         if worker_id == "master":
             # Worker shared_data are grouped together, master data aren't
             shared[key] = [value]
         else:
             shared[key] = value
+
     return _add