Fixed typo in README.md file#36149

sergey-danilin wants to merge 1 commit intoibm-developer-skills-network:masteribm-developer-skills-network/jbbmo-Introduction-to-Git-and-GitHub:masterfrom

sergey-danilin:bug-fix-revertsergey-danilin/jbbmo-Introduction-to-Git-and-GitHub:bug-fix-revertCopy head branch name to clipboard