fix: [UI] Preserve settings on events add form if anything goes wrong with the validation
fix: [UI] Preserve settings on events add form if anything goes wrong with the validation

SteveClement/MISP,devnull-/MISP,FIRSTdotorg/MISP,Rafiot/MISP,Rafiot/MISP,MISP/MISP,MISP/MISP,FloatingGhost/MISP,Rafiot/MISP,FIRSTdotorg/MISP,SteveClement/MISP,devnull-/MISP,devnull-/MISP,MISP/MISP,FloatingGhost/MISP,devnull-/MISP,FIRSTdotorg/MISP,SteveClement/MISP,MISP/MISP,FloatingGhost/MISP,Rafiot/MISP,MISP/MISP,FIRSTdotorg/MISP,SteveClement/MISP,SteveClement/MISP,FloatingGhost/MISP