Bump actions/checkout from 3.3.0 to 4.2.2

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.3.0 to 4.2.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3.3.0...v4.2.2)

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

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

.github/workflows/ci-grunt.yaml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out source code
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v4.2.2
 
       - name: Set up Node.js environment
         uses: actions/[email protected]

.github/workflows/ci-php.yaml

@@ -35,7 +35,7 @@ jobs:
         options: --health-cmd="healthcheck.sh --innodb_initialized" --health-interval=5s --health-timeout=2s --health-retries=3
     steps:
       - name: Check out source code
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v4.2.2
 
       - name: Set up PHP
         uses: shivammathur/setup-php@v2

.github/workflows/phpcs.yaml

@@ -15,7 +15,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
       - name: Check out source code
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v4.2.2
 
       - name: Set up PHP
         uses: shivammathur/setup-php@v2