HGTD_FastDigitization → Simulation Relation

File in HighGranularityTimingDetector/HGTD_Digitization/HGTD_FastDigitization	Includes file in Simulation
src / HGTD_SmearedDigitizationTool.h	HitManagement / HitManagement / TimedHitCollection.h
src / HGTD_SmearedDigitizationTool.h	HitManagement / HitManagement / TimedHitPtr.h