fix post call with no wait after done

custom_components/alfen_wallbox/alfen.py

@@ -151,6 +151,7 @@ async def _post(self, cmd, payload=None, allowed_login=True) -> ClientResponse |
                     _LOGGER.debug("POST with login")
                     await self.login()
                     return await self._post(cmd, payload, False)
+                self.wait = False
                 return response
         except json.JSONDecodeError as e:
             # skip tailing comma error from alfen