Fix missing init

Author: bouwew

plugwise/legacy/helper.py

@@ -73,6 +73,7 @@ def __init__(self) -> None:
         self._modules: etree.Element
         self._stretch_v2: bool
         self.gw_entities: dict[str, GwEntityData] = {}
+        self.smile: Munch = Munch()
         self.smile.mac_address: str | None
         self.smile.model: str
         self.smile.version: Version