test(symfony): disable symfony error handling by default

Author: soyuka

tests/Symfony/Bundle/DependencyInjection/ConfigurationTest.php

@@ -226,6 +226,7 @@ private function runDefaultConfigTests(array $doctrineIntegrationsToLoad = ['orm
             ],
             'keep_legacy_inflector' => true,
             'event_listeners_backward_compatibility_layer' => true,
+            'handle_symfony_errors' => false,
         ], $config);
     }