fix test

Author: jeff-hykin

dimos/robot/drone/test_drone.py

@@ -875,8 +875,7 @@ def replay_stream_subscribe(callback) -> None:
         module.movecmd = MagicMock()
 
         # Start module
-        result = module.start()
-        self.assertTrue(result)
+        module.start()
 
         # Give time for processing
         time.sleep(0.2)