Merge branch 'fwinkl_20240215T134003' into 'main'

TrigPSC: remove usage of global ConfigFlags instance

See merge request atlas/athena!68922

HLT/Trigger/TrigControl/TrigPSC/python/PscDefaultFlags.py

 #
-# Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
+# Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 #
 '''Functions setting default flags for generating online HLT python configuration'''
 
@@ -39,7 +39,7 @@ def defaultOnlineFlags():
     global _flags
     if _flags is None:
         setDefaultOnlineFlagsOldStyle()
-        from AthenaConfiguration.AllConfigFlags import ConfigFlags
-        _flags = ConfigFlags
+        from AthenaConfiguration.AllConfigFlags import initConfigFlags
+        _flags = initConfigFlags()
         setDefaultOnlineFlagsNewStyle(_flags)
     return _flags