fix: merge fail to _process using event_data instead of trigger_data

Author: fgmacedo

statemachine/event.py

@@ -39,8 +39,7 @@ def _trigger(self, trigger_data: TriggerData):
                 event_data.executed = True
                 break
         else:
-            if not event_data.machine.queued:
-                raise TransitionNotAllowed(trigger_data.event, state)
+            raise TransitionNotAllowed(trigger_data.event, state)
 
         return event_data.result