chore(test): format dict in test

Author: cyclimse

tests/test_testing/test_event.py

@@ -7,11 +7,7 @@
 @pytest.fixture()
 def app():
     app = Flask("test")
-    app.config.update(
-        {
-            "TESTING": True,
-        }
-    )
+    app.config.update({"TESTING": True})
     yield app