Update xrefcheck to v0.2.2. Also switch GitHub actions to newer versions.
Related issue(s)
None
:white_check_mark: Checklist for your Pull Request
Ideally a PR has all of the checkmarks set.
If something in this list is irrelevant to your PR, you should still set this
checkmark indicating that you are sure it is dealt with (be that by irrelevance).
Related changes (conditional)
Tests
[x] If I added new functionality, I added tests covering it.
[x] If I fixed a bug, I added a regression test to prevent the bug from
silently reappearing again.
Documentation
[x] I checked whether I should update the docs and did so if necessary:
Description
Update xrefcheck to v0.2.2. Also switch GitHub actions to newer versions.
Related issue(s)
None
:white_check_mark: Checklist for your Pull Request
Ideally a PR has all of the checkmarks set.
If something in this list is irrelevant to your PR, you should still set this checkmark indicating that you are sure it is dealt with (be that by irrelevance).
Related changes (conditional)
Tests
Documentation
Public contracts
Stylistic guide (mandatory)