Bump actions/checkout from 2 to 3 (#754)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3. - [Release notes](https://github.com/actions/checkout/releases) - [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md) - [Commits](actions/checkout@v2...v3) --- updated-dependencies: - dependency-name: actions/checkout dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yaml

@@ -13,7 +13,7 @@ jobs:
  env:
  PHP_CS_FIXER_IGNORE_ENV: 1
  steps:
- - uses: actions/checkout@v2
+ - uses: actions/checkout@v3
  - uses: shivammathur/setup-php@v2
  with:
  php-version: '8.1'
@@ -53,7 +53,7 @@ jobs:
  env:
  PHP_CS_FIXER_FUTURE_MODE: 1
  steps:
- - uses: actions/checkout@v2
+ - uses: actions/checkout@v3
  - uses: shivammathur/setup-php@v2
  with:
  php-version: ${{ matrix.php-version }}