fix indention and add missing end()

Author: lsmith77

DependencyInjection/Configuration.php

@@ -279,11 +279,13 @@ private function addFormatListenerSection(ArrayNodeDefinition $rootNode)
                         ->arrayNode('media_type')
                             ->canBeEnabled()
                             ->beforeNormalization()
-                            ->ifString()->then(function($v) { return array('enabled' => true, 'version_regex' => $v); })
-                        ->end()
-                        ->children()
-                            ->scalarNode('service')->defaultNull()->end()
-                            ->scalarNode('version_regex')->defaultValue('/(v|version)=(?P<version>[0-9\.]+)/')->end()
+                                ->ifString()
+                                ->then(function ($v) { return array('enabled' => true, 'version_regex' => $v); })
+                            ->end()
+                            ->children()
+                                ->scalarNode('service')->defaultNull()->end()
+                                ->scalarNode('version_regex')->defaultValue('/(v|version)=(?P<version>[0-9\.]+)/')->end()
+                            ->end()
                         ->end()
                     ->end()
                 ->end()