Use Ruff as linter

[fnattino]

Drop pylint in favour of Ruff.

This could cover part of carpentries-incubator#491

[github-actions]

Thank you!

Thank you for your pull request 😃

🤖 This automated message can help you check the rendered files in your submission for clarity. If you have any questions, please feel free to open an issue in {sandpaper}.

If you have files that automatically render output (e.g. R Markdown), then you should check for the following:

• 🎯 correct output
• 🖼️ correct figures
• ❓ new warnings
• ‼️ new errors

Rendered Changes

🔍 Inspect the changes: https://github.com/esciencecenter-digital-skills/python-intermediate-development/compare/md-outputs..md-outputs-PR-3

The following changes were observed in the rendered markdown documents:

 16-verifying-code-style-linters.md           | 164 +++++++++++++++++----------
 17-section1-optional-exercises.md            |  29 +++--
 24-diagnosing-issues-improving-robustness.md | 113 +++++++++---------
 43-software-release.md                       |   4 +-
 md5sum.txt                                   |   8 +-
 5 files changed, 184 insertions(+), 134 deletions(-)

What does this mean?

If you have source files that require output and figures to be generated (e.g. R Markdown), then it is important to make sure the generated figures and output are reproducible.

This output provides a way for you to inspect the output in a diff-friendly manner so that it's easy to see the changes that occur due to new software versions or randomisation.

⏱️ Updated at 2025-10-23 19:52:24 +0000

[fnattino]

Thanks for the nice feedback @sjvrijn , I have included your suggestions! Do you have any other comments, or do you think this could be merged?

[sjvrijn]

Thanks for adjusting, LGTM!