fix new lint errors

Author: MrYamous

components/runtime.rst

@@ -263,7 +263,6 @@ applications:
     the "application" and the second callable is the "application" itself::
 
         // public/index.php
-
         require_once dirname(__DIR__).'/vendor/autoload_runtime.php';
 
         return function () {

components/uid.rst

@@ -128,7 +128,6 @@ configure the behavior of the factory using configuration files::
     .. code-block:: php
 
         // config/packages/uid.php
-
         namespace Symfony\Component\DependencyInjection\Loader\Configurator;
 
         return static function (ContainerConfigurator $containerConfigurator): void {