Update Node.js to v16

[mend-for-github-com[bot]]

This PR contains the following updates:

Package	Update	Change
node	major	10.17.0 -> 16.18.0

---

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: Renovate will not automatically rebase this PR, because other commits have been found.

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

---

• [ ] If you want to rebase/retry this PR, click this checkbox. ⚠ Warning: custom changes will be lost.