[Bundles] Remove SensioFrameworkExtraBundle from code exemple

Author: smnandre

bundles.rst

@@ -26,7 +26,6 @@ file::
         Symfony\Bundle\TwigBundle\TwigBundle::class => ['all' => true],
         Symfony\Bundle\MonologBundle\MonologBundle::class => ['all' => true],
         Doctrine\Bundle\DoctrineBundle\DoctrineBundle::class => ['all' => true],
-        Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle::class => ['all' => true],
         // this bundle is enabled only in 'dev' and 'test', so you can't use it in 'prod'
         Symfony\Bundle\WebProfilerBundle\WebProfilerBundle::class => ['dev' => true, 'test' => true],
     ];