updated README.md for new year#42918

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

MIAMIcodes:bug-fix-revertMIAMIcodes/jbbmo-Introduction-to-Git-and-GitHub:bug-fix-revertCopy head branch name to clipboard