MM_Digitization → MuonSimData Relation

File in MuonSpectrometer/MuonDigitization/MM_Digitization/MM_Digitization	Includes file in MuonSpectrometer/MuonSimData
MuonDigitization/MM_Digitization/MM_Digitization/MM_DigitizationTool.h	MuonSimData / MuonSimDataCollection.h