Save newly generated serverAuthCode when calling GetAnotherServerAuthCode#3001

Worly wants to merge 1 commit intoplaygameservices:masterplaygameservices/play-games-plugin-for-unity:masterfrom

Worly:GetAnotherServerAuthCode-fixWorly/play-games-plugin-for-unity:GetAnotherServerAuthCode-fixCopy head branch name to clipboard