chore: update docker/build-push-action action to v5

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
docker/build-push-action	action	major	v2 -> v5

---

Release Notes

docker/build-push-action (docker/build-push-action)

### [`v5`](https://togithub.com/docker/build-push-action/compare/v4...v5) [Compare Source](https://togithub.com/docker/build-push-action/compare/v4...v5) ### [`v4`](https://togithub.com/docker/build-push-action/compare/v3...v4) [Compare Source](https://togithub.com/docker/build-push-action/compare/v3...v4) ### [`v3`](https://togithub.com/docker/build-push-action/compare/v2...v3) [Compare Source](https://togithub.com/docker/build-push-action/compare/v2...v3)

---

Configuration

📅 Schedule: Branch creation - "after 10pm,before 5:00am" (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 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.