TrigSteeringEvent → TrigT1 Relation

File in Trigger/TrigEvent/TrigSteeringEvent	Includes file in Trigger/TrigT1
src / TriggerStorageDefinitions.cxx	TrigT1Interfaces / TrigT1Interfaces / RecEmTauRoI.h
src / TriggerStorageDefinitions.cxx	TrigT1Interfaces / TrigT1Interfaces / RecEnergyRoI.h
src / TriggerStorageDefinitions.cxx	TrigT1Interfaces / TrigT1Interfaces / RecJetEtRoI.h
src / TriggerStorageDefinitions.cxx	TrigT1Interfaces / TrigT1Interfaces / RecJetRoI.h
src / TriggerStorageDefinitions.cxx	TrigT1Interfaces / TrigT1Interfaces / RecMuonRoI.h