Fix LowMu tracking config

Fix LowMu tracking config

InnerDetector/InDetConfig/python/TRTStandaloneConfig.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
 from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
 from AthenaConfiguration.Enums import BeamType
 
@@ -66,7 +66,7 @@ def TRT_TrackSegment_Cfg(flags):
         from InDetConfig.TRT_StandaloneTrackFinderConfig import (
             TRT_TrackSegment_TrackFinderCfg)
         acc.merge(TRT_TrackSegment_TrackFinderCfg(flags,
-                                                  InputSegmentsCollection = 'TRTSegmentsTRT'))
+                                                  InputSegmentsLocation = 'TRTSegmentsTRT'))
 
 
     return acc

InnerDetector/InDetConfig/python/TrackRecoConfig.py

@@ -18,7 +18,10 @@ def CombinedTrackingPassFlagSets(flags):
     # Primary Pass
     flags = flags.cloneAndReplace(
         "Tracking.ActiveConfig",
-        f"Tracking.{flags.Tracking.PrimaryPassConfig.value}Pass")
+        f"Tracking.{flags.Tracking.PrimaryPassConfig.value}Pass",
+        # Keep original flags as some of the subsequent passes use
+        # lambda functions relying on them
+        keepOriginal=True)
     flags_set += [flags]
 
     # LRT pass