Fix typo in footer of README.md#1194

dilshodmizrobov wants to merge 1 commit intoibm-developer-skills-network:mainibm-developer-skills-network/mcino-Introduction-to-Git-and-GitHub:mainfrom

dilshodmizrobov:bug-fix-typodilshodmizrobov/mcino-Introduction-to-Git-and-GitHub:bug-fix-typoCopy head branch name to clipboard