cs: Switch to a stricter way of coding - this might break in a lot of places.

src/Bundle/ChillMainBundle/Tests/Services/MenuComposerTest.php

@@ -7,6 +7,15 @@
  * the LICENSE file that was distributed with this source code.
  */
 
+declare(strict_types=1);
+
+/**
+ * Chill is a software for social workers.
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
 namespace Chill\MainBundle\Tests\Services;
 
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
@@ -18,7 +27,7 @@ use Symfony\Component\Routing\RouteCollection;
  * @internal
  * @coversNothing
  */
-class MenuComposerTest extends KernelTestCase
+final class MenuComposerTest extends KernelTestCase
 {
     /**
      * @var \Symfony\Bundle\FrameworkBundle\Routing\DelegatingLoader;
@@ -33,7 +42,7 @@ class MenuComposerTest extends KernelTestCase
     public function setUp()
     {
         self::bootKernel(['environment' => 'test']);
-        $this->menuComposer = static::$container
+        $this->menuComposer = self::$container
             ->get('chill.main.menu_composer');
     }