MmDigitizationR4 → Generators Relation

File in MuonSpectrometer/MuonPhaseII/MuonDigitization/MmDigitizationR4	Includes file in Generators
src / MuonPhaseII/MuonDigitization/MmDigitizationR4/src/MM_DigitizationTool.cxx	TruthUtils / TruthUtils / HepMCHelpers.h
src / MmFastDigiTool.cxx	TruthUtils / TruthUtils / HepMCHelpers.h