fix: [Cortex] Unset cortex content-type header when doing a GET request
fix: [Cortex] Unset cortex content-type header when doing a GET request

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