style: Format using ruff

[DanielArndt]

Currently, ruff is only configured to check the files for linting errors. This adds ruff formatting to tox checks.

Review notes:

Only tox.ini contains functional changes, the rest are the result of running tox -e format.

Checklist:

• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have made corresponding changes to the documentation
• [ ] I have added tests that validate the behaviour of the software
• [ ] I validated that new and existing unit tests pass locally with my changes
• [ ] Any dependent changes have been merged and published in downstream modules