fix bat power limit (#2340)

Author: LKuemmel

packages/modules/devices/generic/mqtt/bat.py

@@ -44,7 +44,7 @@ def update(self, received_topics: Dict) -> None:
         self.store.set(bat_state)
 
     def set_power_limit(self, power_limit: Optional[int]) -> None:
-        Pub().pub(f"openWB/mqtt/bat/{self.component_config.id}/set/powerLimit", power_limit)
+        Pub().pub(f"openWB/set/mqtt/bat/{self.component_config.id}/set/power_limit", power_limit)
 
     def power_limit_controllable(self) -> bool:
         return self.component_config.configuration.power_limit_controllable