Applied fixes from StyleCI

Author: dunglas

src/AnnotationGenerator/DoctrineMongoDBAnnotationGenerator.php

@@ -1,10 +1,12 @@
 <?php
 
 /*
+ * This file is part of the API Platform project.
+ *
  * (c) Kévin Dunglas <[email protected]>
  *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
  */
 
 namespace ApiPlatform\SchemaGenerator\AnnotationGenerator;