fix: Normalised the attirbutes/add and attributes/edit apis
fix: Normalised the attirbutes/add and attributes/edit apis

Rafiot/MISP,TheDr1ver/MISP,cristianbell/MISP,cristianbell/MISP,TheDr1ver/MISP,FloatingGhost/MISP,crruthe/MISP,Rafiot/MISP,FIRSTdotorg/MISP,SteveClement/MISP,SteveClement/MISP,FIRSTdotorg/MISP,devnull-/MISP,cristianbell/MISP,SteveClement/MISP,MISP/MISP,FIRSTdotorg/MISP,Rafiot/MISP,FloatingGhost/MISP,devnull-/MISP,FloatingGhost/MISP,devnull-/MISP,MISP/MISP,crruthe/MISP,Rafiot/MISP,devnull-/MISP,cristianbell/MISP,TheDr1ver/MISP,SteveClement/MISP,MISP/MISP,crruthe/MISP,crruthe/MISP,SteveClement/MISP,FIRSTdotorg/MISP,MISP/MISP,TheDr1ver/MISP,MISP/MISP,FloatingGhost/MISP