Adds test case for RegexParserBundle

Adds a missing test case for the Symfony RegexParserBundle.

This ensures that the bundle is properly registered and configured within a Symfony application.

Author: yoeunes

rector.php

@@ -33,6 +33,7 @@
         __DIR__.'/tests/Fixtures/pcre_patterns.php',
         __DIR__.'/tests/Unit/Bridge/Rector/RegexOptimizationRectorTest.php',
         __DIR__.'/tests/Unit/Bridge/Symfony/Command/RegexParserValidateCommandTest.php',
+        __DIR__.'/tests/Unit/Bridge/Symfony/RegexParserBundleTest.php',
         __DIR__.'/tests/Unit/ValidationResultTest.php',
     ]);