revert warning to debug

Author: dirixmjm

custom_components/plugwise_usb/number.py

@@ -219,7 +219,7 @@ def _handle_coordinator_update(self) -> None:
         """Handle updated data from the coordinator."""
         data = self.coordinator.data.get(self.entity_description.node_feature, None)
         if data is None:
-            _LOGGER.warning(
+            _LOGGER.debug(
                 "No %s number data for %s",
                 self.entity_description.node_feature,
                 self._node_info.mac,