thermoSingleLayer → filmRadiationModel Relation

File in src/regionModels/surfaceFilmModels/thermoSingleLayerIncludes file in src/regionModels/surfaceFilmModels/submodels/thermo/filmRadiationModel
thermoSingleLayer.CfilmRadiationModel / filmRadiationModel.H
thermoSingleLayerI.HfilmRadiationModel / filmRadiationModel.H