MuonTruthOverlay → MuonSimData Relation

File in MuonSpectrometer/MuonOverlay/MuonTruthOverlay	Includes file in MuonSpectrometer/MuonSimData
src / CscSimDataOverlay.h	MuonSimData / CscSimDataCollection.h
src / MuonSimDataOverlay.h	MuonSimData / MuonSimDataCollection.h