fix: [internal] taxonomy exclusive flag now handles the key not existing in the JSON format
fix: [internal] taxonomy exclusive flag now handles the key not existing in the JSON format

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