InDetDigitization → InDetSimUtils Relation

File in InnerDetector/InDetDigitization	Includes file in InnerDetector/InDetSimUtils
TRT_Digitization / src / TRTDigitizationTool.h	TRT_PAI_Process / TRT_PAI_Process / ITRT_PAITool.h
TRT_Digitization / src / TRTProcessingOfStraw.cxx	TRT_PAI_Process / TRT_PAI_Process / ITRT_PAITool.h