fix: [events:eventGraph] Makes additions and editions of nodes working as expected
fix: [events:eventGraph] Makes additions and editions of nodes working as expected

Fix #6877

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