fixup: digisaster-contrib Python code fixed using ruff

Author: autoruff

plugwise/util.py

@@ -95,7 +95,9 @@ def check_heater_central(xml: etree.Element) -> str:
             hc_list.append({hc_id: has_actuators})
 
     if not hc_list:
-        raise DataMissingError("No Central heating boiler found, please create an Issue")
+        raise DataMissingError(
+            "No Central heating boiler found, please create an Issue"
+        )
 
     heater_central_id = list(hc_list[0].keys())[0]
     if hc_count > 1: