Update for Athena 22.0.49 and Acts 12.0.1 compatibility

Calorimeter/CaloG4/EcalG4_SD/python/EcalG4_SDToolConfig.py

@@ -17,5 +17,7 @@ def EcalSensorSDCfg(ConfigFlags, name="EcalSensorSD", **kwargs):
     kwargs.setdefault("LogicalVolumeNames", ["Ecal::_dd_Geometry_DownstreamRegion_Ecal_Modules_OutCell"])
     kwargs.setdefault("OutputCollectionNames", [bare_collection_name])
 
-    # result.merge(acc)
-    return result, EcalSensorSDTool(name, **kwargs)
+    result = ComponentAccumulator()
+    result.setPrivateTools(CompFactory.EcalSensorSDTool(name, **kwargs))
+    return result
+