Update pascalgn/automerge-action action to v0.16.3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
pascalgn/automerge-action	action	minor	v0.15.6 -> v0.16.3

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Release Notes

pascalgn/automerge-action (pascalgn/automerge-action)

### [`v0.16.3`](https://togithub.com/pascalgn/automerge-action/releases/tag/v0.16.3): Release 0.16.3 [Compare Source](https://togithub.com/pascalgn/automerge-action/compare/v0.16.2...v0.16.3) - Update dependencies ### [`v0.16.2`](https://togithub.com/pascalgn/automerge-action/releases/tag/v0.16.2): Release 0.16.2 [Compare Source](https://togithub.com/pascalgn/automerge-action/compare/v0.16.1...v0.16.2) - GitHub API URL bug fix ### [`v0.16.1`](https://togithub.com/pascalgn/automerge-action/releases/tag/v0.16.1): Release 0.16.1 [Compare Source](https://togithub.com/pascalgn/automerge-action/compare/v0.16.0...v0.16.1) - Update node version [#​242](https://togithub.com/pascalgn/automerge-action/issues/242) ### [`v0.16.0`](https://togithub.com/pascalgn/automerge-action/releases/tag/v0.16.0): Release 0.16.0 [Compare Source](https://togithub.com/pascalgn/automerge-action/compare/v0.15.6...v0.16.0) - Fix README [#​240](https://togithub.com/pascalgn/automerge-action/issues/240) - Use GITHUB_SERVER_URL environment variable [#​238](https://togithub.com/pascalgn/automerge-action/issues/238) - Update dependencies

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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.

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

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