Update actions/checkout action to v4 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v1 -> v4

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Release Notes

actions/checkout (actions/checkout)

### [`v4`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v400) [Compare Source](https://togithub.com/actions/checkout/compare/v3...v4) - [Support fetching without the --progress option](https://togithub.com/actions/checkout/pull/1067) - [Update to node20](https://togithub.com/actions/checkout/pull/1436) ### [`v3`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v360) [Compare Source](https://togithub.com/actions/checkout/compare/v2...v3) - [Fix: Mark test scripts with Bash'isms to be run via Bash](https://togithub.com/actions/checkout/pull/1377) - [Add option to fetch tags even if fetch-depth > 0](https://togithub.com/actions/checkout/pull/579) ### [`v2`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v231) [Compare Source](https://togithub.com/actions/checkout/compare/v1...v2) - [Fix default branch resolution for .wiki and when using SSH](https://togithub.com/actions/checkout/pull/284)

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Configuration

📅 Schedule: Branch creation - " 6-22/3 1-5, 12-23/3 0,6" in timezone Europe/Amsterdam, Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, 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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