chore(deps): update helm release etcdbackup to v0.20250605.2

This MR contains the following updates:

Package	Update	Change
etcdbackup	minor	0.20250507.0 -> 0.20250605.2

---

⚠️ Warning

Some dependencies could not be looked up. Check the warning 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.

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

---

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

---

This MR has been generated by Renovate Bot.