TrigDecisionEvent → Event Relation

File in Trigger/TrigEvent/TrigDecisionEvent/TrigDecisionEvent	Includes file in Event
Trigger/TrigEvent/TrigDecisionEvent/TrigDecisionEvent/TrigDecision.h	xAOD / xAODCore / xAODCore / Event/xAOD/xAODCore/xAODCore/CLASS_DEF.h