Test against PHP 8.4

Author: tvdijen

.github/workflows/php.yml

@@ -85,15 +85,15 @@ jobs:
         run: composer install --no-progress --prefer-dist --optimize-autoloader
 
       - name: Run unit tests with coverage
-        if: ${{ matrix.php-versions == '8.3' }}
+        if: ${{ matrix.php-versions == '8.4' }}
         run: vendor/bin/phpunit
 
       - name: Run unit tests (no coverage)
-        if: ${{ matrix.php-versions != '8.3' }}
+        if: ${{ matrix.php-versions != '8.4' }}
         run: vendor/bin/phpunit --no-coverage
 
       - name: Save coverage data
-        if: ${{ matrix.php-versions == '8.3' }}
+        if: ${{ matrix.php-versions == '8.4' }}
         uses: actions/upload-artifact@v4
         with:
           name: coverage-data
@@ -161,7 +161,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           # Should be the higest supported version, so we can use the newest tools
-          php-version: '8.3'
+          php-version: '8.4'
           tools: composer, composer-require-checker, composer-unused, phpcs
           extensions: ctype, date, dom, fileinfo, filter, hash, intl, ldap, mbstring, openssl, pcre, posix, spl, xml