Rake fix: tasks replacement

[jpmckinney]

If we ever need to do major work on our Rake tasks, we can consider replacing tasks like lint_repos and protect_branches with https://github.com/github/safe-settings

https://github.com/open-contracting/standard-maintenance-scripts?tab=readme-ov-file#code-tasks