Bump pmmp/setup-php-action from 2.0.0 to 3.1.0

Bumps [pmmp/setup-php-action](https://github.com/pmmp/setup-php-action) from 2.0.0 to 3.1.0.
- [Release notes](https://github.com/pmmp/setup-php-action/releases)
- [Commits](pmmp/setup-php-action@2.0.0...3.1.0)

---
updated-dependencies:
- dependency-name: pmmp/setup-php-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup PHP 🐘
-        uses: pmmp/setup-php-action@2.0.0
+        uses: pmmp/setup-php-action@3.1.0
         with:
           php-version: ${{ matrix.php }}
           install-path: "./bin"