Update README.md to 2023#37672

HoangVietPW26 wants to merge 1 commit intoibm-developer-skills-network:masteribm-developer-skills-network/jbbmo-Introduction-to-Git-and-GitHub:masterfrom

HoangVietPW26:bug-fix-typoHoangVietPW26/jbbmo-Introduction-to-Git-and-GitHub:bug-fix-typoCopy head branch name to clipboard