Are you referring to the consent decree? The constitution does not make that provision illegal directly, to my understanding.
ask the secretary of state they never answered me...
here is code sectio that goes along with constitution..i researched it earlier and found a lawsuit was filed i neve found the conclusion if i get time i will look some more. google it
https://codes.findlaw.com/ga/title-21-elections/ga-code-sect-21-2-501.html