Update seanmiddleditch/gha-setup-ninja action to v5

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
seanmiddleditch/gha-setup-ninja	action	major	v4 -> v5

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Release Notes

seanmiddleditch/gha-setup-ninja (seanmiddleditch/gha-setup-ninja)

### [`v5`](https://togithub.com/seanmiddleditch/gha-setup-ninja/releases/tag/v5) [Compare Source](https://togithub.com/seanmiddleditch/gha-setup-ninja/compare/v4...v5) - Run on node v20 - Update dependencies - Add tests for latest ninja-build version

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Configuration

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🚦 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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