[14_0_X SIM] Replace deprecated method

Author: civanch

SimG4Core/Application/src/LowEnergyFastSimModel.cc

@@ -28,7 +28,7 @@ LowEnergyFastSimModel::LowEnergyFastSimModel(const G4String& name, G4Region* reg
   fPositron = G4Positron::Positron();
   fMaterial = nullptr;
   auto table = G4Material::GetMaterialTable();
-  for (auto& mat : *table) {
+  for (auto const & mat : *table) {
     G4String nam = mat->GetName();
     size_t n = nam.size();
     if (n > 4) {
@@ -72,7 +72,7 @@ G4bool LowEnergyFastSimModel::ModelTrigger(const G4FastTrack& fastTrack) {
 
 void LowEnergyFastSimModel::DoIt(const G4FastTrack& fastTrack, G4FastStep& fastStep) {
   fastStep.KillPrimaryTrack();
-  fastStep.SetPrimaryTrackPathLength(0.0);
+  fastStep.ProposePrimaryTrackPathLength(0.0);
   auto track = fastTrack.GetPrimaryTrack();
   G4double energy = track->GetKineticEnergy() * scaleFactor;