Update GitHub actions

[robbinjanssen]

Description

• Update GitHub actions
• Formatting

Checklist:

Go over all the following points, and put an x in all the boxes that apply.

Please, please, please, don't send your pull request until all of the boxes are ticked. Once your pull request is created, it will trigger a build on our continuous integration server to make sure your tests pass.

• I have read the CONTRIBUTING document.
• My pull request addresses exactly one patch/feature.
• My pull request contains a title that can be used as a release note.
• I have added the appropriate labels to my pull request (e.g. breaking-change, new-feature, bugfix).
• I have created a branch for this patch/feature.
• Each individual commit in the pull request is meaningful.
• I have added tests to cover my changes.
• If my change requires a change to the documentation, I have updated it accordingly.

If you're unsure about any of these, don't hesitate to ask. We're here to help!