fix formatting

Signed-off-by: Achille Roussel <achille.roussel@gmail.com>

Author: achille-roussel

tests/test_fastapi.py

@@ -73,4 +73,3 @@ def dispatch_test_run(self):
     def dispatch_test_stop(self):
         loop = self.runner.get_loop()
         loop.call_soon_threadsafe(self.event.set)
-