Add missing 5.11 version in versions list#158

IgnaceMaes merged 1 commit intoember-learn:mainember-learn/upgrade-guide:mainfrom

MehulKChaudhari:fix/-add-missing-5.11-version-in-versions-listMehulKChaudhari/upgrade-guide:fix/-add-missing-5.11-version-in-versions-listCopy head branch name to clipboard