modified the year in readme file#40547

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

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