fix: Correct one Korean typo in banner.js#118

marcprux merged 1 commit intokeepandroidopen:mainkeepandroidopen/keepandroidopen.github.io:mainfrom

AlphaKR93:fix/typo-in-ko-bannerAlphaKR93/keepandroidopen.org:fix/typo-in-ko-bannerCopy head branch name to clipboard