Bump actions/checkout from 4.1.1 to 4.1.2 (#49)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.1 to 4.1.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.1...v4.1.2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/tests.yml

@@ -11,7 +11,7 @@ jobs:
                 os: [ubuntu-latest, windows-latest]
                 dependency-version: [lowest, highest]
         steps:
-            - uses: actions/[email protected].1
+            - uses: actions/[email protected].2
 
             - name: Configure PHP
               uses: shivammathur/setup-php@v2