Update docker/metadata-action action to v5.2.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
docker/metadata-action	action	minor	v5.1.0 -> v5.2.0

---

Release Notes

docker/metadata-action (docker/metadata-action)

### [`v5.2.0`](https://togithub.com/docker/metadata-action/releases/tag/v5.2.0) [Compare Source](https://togithub.com/docker/metadata-action/compare/v5.1.0...v5.2.0) - Custom annotations support by [@​crazy-max](https://togithub.com/crazy-max) in [https://github.com/docker/metadata-action/pull/361](https://togithub.com/docker/metadata-action/pull/361) **Full Changelog**: https://github.com/docker/metadata-action/compare/v5.1.0...v5.2.0

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

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

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

---

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

---

This PR has been generated by Mend Renovate. View repository job log here.