chore(deps): upgrade jenkins-x-plugins/jx-promote to version 0.6.31#8894

jenkins-x-bot merged 1 commit intomainjenkins-x/jx:mainfrom

pr-379d66e2-f836-455c-9344-b7cfb13a11cdjenkins-x/jx:pr-379d66e2-f836-455c-9344-b7cfb13a11cdCopy head branch name to clipboard