Update data-platform-workflows to v22 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
canonical/data-platform-workflows	action	major	v21.0.1 -> v22.0.0
pytest-github-secrets	integration	major	v21.0.1 -> v22.0.0
pytest-operator-cache	integration	major	v21.0.1 -> v22.0.0
pytest-operator-groups	integration	major	v21.0.1 -> v22.0.0

---

Release Notes

canonical/data-platform-workflows (canonical/data-platform-workflows)

### [`v22.0.0`](https://redirect.github.com/canonical/data-platform-workflows/releases/tag/v22.0.0) [Compare Source](https://redirect.github.com/canonical/data-platform-workflows/compare/v21.0.1...v22.0.0) ##### What's Changed - breaking(build_charm.yaml): Remove tox build wrapper support by [@​carlcsaposs-canonical](https://redirect.github.com/carlcsaposs-canonical) in [https://github.com/canonical/data-platform-workflows/pull/236](https://redirect.github.com/canonical/data-platform-workflows/pull/236) **Full Changelog**: https://github.com/canonical/data-platform-workflows/compare/v21...v22.0.0 ##### Migration instructions Only applicable if your charm repo has a tox build wrapper 1. Remove build wrapper 2. Override build in `charm` plugin in charmcraft.yaml to export poetry.lock to requirements.txt Example: [https://github.com/canonical/mysql-router-k8s-operator/pull/319](https://redirect.github.com/canonical/mysql-router-k8s-operator/pull/319)

---

Configuration

📅 Schedule: Branch creation - "after 1am and before 3am every weekday" in timezone Etc/UTC, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.