fix: [events:eventGraph] Make sure to include event_id for attribute nodes
fix: [events:eventGraph] Make sure to include event_id for attribute nodes

MISP/MISP,MISP/MISP,SteveClement/MISP,MISP/MISP,SteveClement/MISP,SteveClement/MISP,MISP/MISP,MISP/MISP,SteveClement/MISP,SteveClement/MISP