chore(ci): add git cliff for changelogs and automate releases

[antonengelhardt]

This PR will

• be triggered on a new tag pushed
• Bump version in Cargo.toml to the version of the tag
• Generate Release notes with Git-Cliff
• Delete the previous tag
• Commit the version bump, changelog with the actions user
• Create a new tag on top of the commit that prepared the release
• Create a Release on GitHub with the changelogs

Here is the most recent workflow run that succeeded

It created a release:

I have deleted the release again and also the reset this branch to exclude any release preparation commits.