chore: bump monicahq/workflows/.github/workflows/library.yml from 2 to 4

Bumps [monicahq/workflows/.github/workflows/library.yml](https://github.com/monicahq/workflows) from 2 to 4.
- [Release notes](https://github.com/monicahq/workflows/releases)
- [Changelog](https://github.com/monicahq/workflows/blob/main/.releaserc)
- [Commits](monicahq/workflows@v2...v4)

---
updated-dependencies:
- dependency-name: monicahq/workflows/.github/workflows/library.yml
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -24,7 +24,7 @@ permissions:
 jobs:
   tests:
     name: Run tests
-    uses: monicahq/workflows/.github/workflows/library.yml@v2
+    uses: monicahq/workflows/.github/workflows/library.yml@v4
     with:
       php-versions: "['8.2', '8.3', '8.4']"
       laravel-versions: "['^11.0', '^12.0']"