Fix release-branch-manager failure caused by conflicting flat release branch#35

Copilot wants to merge 2 commits into

maincloudposse/github-action-pre-commit:mainfrom

copilot/fix-github-action-release-branch-managercloudposse/github-action-pre-commit:copilot/fix-github-action-release-branch-managerCopy head branch name to clipboard