Remove unnecessary list wrap

Author: tamuri

src/tlo/notify.py

@@ -57,7 +57,7 @@ def dispatch(self, notification_key, data=None):
         :param data: Optional data to pass to each listener.
         """
         if notification_key in self.listeners:
-            for listener in list(self.listeners[notification_key]):
+            for listener in self.listeners[notification_key]:
                 listener(data)