fix:duplicate_handled_message

ovos.utterance.handled is now emitted by the fallback pipeline, the skill class should not emit it or we get duplicate events

noticed in end2end tests from OpenVoiceOS/ovos-core#571

ovos_workshop/skills/fallback.py

@@ -199,9 +199,6 @@ def _handle_fallback_request(self, message: Message):
         self.bus.emit(message.forward(
             f"ovos.skills.fallback.{self.skill_id}.response",
             data={"result": status, "fallback_handler": handler_name}))
-        if status:
-            self.bus.emit(message.forward("ovos.utterance.handled",
-                                          {"handler": handler_name}))
 
     def register_fallback(self, handler: callable, priority: int):
         """