Update bitnami/zookeeper Docker tag

This MR contains the following updates:

Package	Type	Update	Change
bitnami/zookeeper	ironbank-docker	patch	3.8.1-debian-11-r9 -> 3.8.2-debian-11-r9
bitnami/zookeeper		minor	3.8.2 -> 3.9.0
bitnami/zookeeper	stage	patch	3.8.1-debian-11-r9 -> 3.8.2-debian-11-r9

---

⚠ Dependency Lookup Warnings ⚠

Warnings were logged while processing this repo. Please check the logs for more information.

---

Configuration

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

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

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

👻 Immortal: This MR will be recreated if closed unmerged. Get config help if that's undesired.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.