Bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/pull_request.yml

@@ -12,7 +12,7 @@ jobs:
     outputs:
       matrix: ${{ steps.versions.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: antfroger/php-version-action@v1
         id: versions
 
@@ -24,7 +24,7 @@ jobs:
       matrix:
         php-version: ${{ fromJSON(needs.php-versions.outputs.matrix) }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Setup PHP, with composer and extensions
         uses: shivammathur/setup-php@v2
         with:
@@ -54,6 +54,6 @@ jobs:
     name: Markdown
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: markdownlint
         uses: DavidAnson/markdownlint-cli2-action@v23

.github/workflows/yaml.yml

@@ -14,7 +14,7 @@ jobs:
     name: Yamllint
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Run Yamllint
         uses: frenck/action-yamllint@v1.5.0
         with: