chore(deps): update docker.elastic.co/logstash/logstash docker tag to v8.11.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
docker.elastic.co/logstash/logstash	minor	8.10.4 -> 8.11.0

---

Release Notes

elastic/logstash (docker.elastic.co/logstash/logstash)

### [`v8.11.0`](https://togithub.com/elastic/logstash/releases/tag/v8.11.0): Logstash 8.11.0 [Compare Source](https://togithub.com/elastic/logstash/compare/v8.10.4...v8.11.0) Downloads: https://elastic.co/downloads/logstash Release notes: https://www.elastic.co/guide/en/logstash/8.11/logstash-8-11-0.html

---

Configuration

📅 Schedule: Branch creation - "before 4am on Monday" (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.