chore(submodules): update external submodules - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
external/googleapis	digest	620a023 -> d8990aa
external/zitadel	digest	c2cb84c -> 8d13f17

---

Configuration

📅 Schedule: Branch creation - "after 9pm,before 6am" in timezone Europe/Zurich, Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

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

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

---

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

---

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