fix: [stix2 export] Fixed function call typo
fix: [stix2 export] Fixed function call typo

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