Add missing key attribute in ButtonGroup component#1386

inigoSutandyo wants to merge 1 commit intoresponsively-org:mainresponsively-org/responsively-app:mainfrom

inigoSutandyo:inigoSutandyo/fix/missing-key-in-button-groupinigoSutandyo/responsively-app:inigoSutandyo/fix/missing-key-in-button-groupCopy head branch name to clipboard