Fix lingering timer in ZHA debouncers (#91685)

homeassistant/components/zha/entity.py

@@ -320,6 +320,7 @@ class ZhaGroupEntity(BaseZhaEntity):
                 immediate=False,
                 function=functools.partial(self.async_update_ha_state, True),
             )
+            self.async_on_remove(self._change_listener_debouncer.async_cancel)
         self._async_unsub_state_changed = async_track_state_change_event(
             self.hass, self._entity_ids, self.async_state_changed_listener
         )

homeassistant/components/zha/light.py

@@ -1178,6 +1178,7 @@ class LightGroup(BaseLight, ZhaGroupEntity):
                 function=self._force_member_updates,
             )
             self._debounced_member_refresh = force_refresh_debouncer
+            self.async_on_remove(force_refresh_debouncer.async_cancel)
 
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn the entity on."""