ci: always run ci (backport #4334)

[mergify]

This may fix PR hanging like this: #4196.
The drawback is that docs PRs will take longer to have CI pass, but may unblock us.

---

This is an automatic backport of pull request #4334 done by Mergify.

[mergify]

Cherry-pick of 294ec4d has failed:

On branch mergify/bp/release/v28.x.y/pr-4334
Your branch is up to date with 'origin/release/v28.x.y'.

You are currently cherry-picking commit 294ec4d5.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   .github/workflows/md-link-checker.yml
	both modified:   .github/workflows/test-integration.yml
	both modified:   .github/workflows/test-lint.yml
	both modified:   .github/workflows/test.yml

no changes added to commit (use "git add" and/or "git commit -a")

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

[salmad3]

update was merged with the conflict markers

conflicts fixed

[julienrbrt]

#4336 (comment)