noticed by @fcastill
It looks like the ITkTrackTruthCfg was moved to InDetConfig.ITkTrackTruthConfig from InDetConfig.TrackTruthConfig but this was not propagated to this specific line of code
ITkTrackTruthCfg
InDetConfig.ITkTrackTruthConfig
InDetConfig.TrackTruthConfig
/cc @tstreble