Bump actions/checkout from 2 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/pint.yml

@@ -4,7 +4,7 @@ jobs:
   phplint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: "laravel-pint"
         uses: aglipanci/laravel-pint-action@2.0.0
         with:

.github/workflows/run-tests.yml

@@ -10,7 +10,7 @@ jobs:
   phpcs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup PHP environment
         uses: shivammathur/setup-php@v2
       - name: Install dependencies
@@ -21,7 +21,7 @@ jobs:
         php_version: [8.1, 8.2]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup PHP environment
         uses: shivammathur/setup-php@v2
         with: