chg: Changed the extended event lookup box's colour
chg: Changed the extended event lookup box's colour

- to appease @adulau

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