Bump actions/checkout from 3 to 4 (#36)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

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

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

.github/workflows/dependency-review.yml

@@ -15,6 +15,6 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: 'Checkout Repository'
- uses: actions/checkout@v3
+ uses: actions/checkout@v4
  - name: 'Dependency Review'
  uses: actions/dependency-review-action@v3

.github/workflows/php.yml

@@ -13,11 +13,11 @@ jobs:
  process-brussels:
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  with:
  repository: EqualStreetNames/equalstreetnames
  submodules: true
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  with:
  path: process
  - name: Validate composer.json and composer.lock
@@ -34,7 +34,7 @@ jobs:
  name: PHP_CodeSniffer
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - run: composer install --prefer-dist --no-progress
  - name: Configure PHPCS
  run: ./vendor/squizlabs/php_codesniffer/bin/phpcs --config-set ignore_warnings_on_exit 1
@@ -44,6 +44,6 @@ jobs:
  name: PHPStan
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - run: composer install --prefer-dist --no-progress
  - run: composer run-script analyze