change build script's custom config suffix handling for Qt moc files to avoid conflicts
change build script's custom config suffix handling for Qt moc files to avoid conflicts

MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3