fix: [registrations] Users can now register using the API without a valid key, affects #5783
fix: [registrations] Users can now register using the API without a valid key, affects #5783

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