chore(deps): update actions/checkout action to v4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v3 -> 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)

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[codecov-commenter]

Codecov Report

All modified lines are covered by tests :white_check_mark:

Comparison is base (f4a7b76) 92.15% compared to head (a0d35d8) 92.15%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #56 +/- ## ======================================= Coverage 92.15% 92.15% ======================================= Files 37 37 Lines 1530 1530 ======================================= Hits 1410 1410 Misses 120 120 ```

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