[25442] Make skip-ci label report required statuses as pass (backport #581)

[mergify]

Description

Move conditionals in the CI from jobs to steps, so the options in matrix are always considered, and thus all the corresponding statuses are shown as passed when the skip-ci label is present.

@Mergifyio backport 4.0.x 3.3.x 2.1.x

Contributor Checklist

• Commit messages follow the project guidelines.

• N/A: Tests that thoroughly check the new feature have been added/Regression tests checking the bug and its fix have been added; the added tests pass locally

• N/A: New feature has been documented/Current behavior is correctly described in the documentation.

• Applicable backports have been included in the description.

Reviewer Checklist

• The PR has a milestone assigned.
• The title and description correctly express the PR's purpose.
• Check contributor checklist is correct.
• Check CI results: changes do not issue any warning.
• Check CI results: failing tests are unrelated with the changes.

---

This is an automatic backport of pull request #581 done by [Mergify](https://mergify.com).

[mergify]

Cherry-pick of 724b278 has failed:

On branch mergify/bp/3.3.x/pr-581
Your branch is up to date with 'origin/3.3.x'.

You are currently cherry-picking commit 724b278.
  (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/reusable-ubuntu-ci.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

[mergify]

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