[Notifier] Check for MercureBundle in Factory

Author: mtarld

DependencyInjection/FrameworkExtension.php

@@ -25,7 +25,6 @@
 use Symfony\Bundle\FrameworkBundle\Routing\AnnotatedRouteControllerLoader;
 use Symfony\Bundle\FrameworkBundle\Routing\RouteLoaderInterface;
 use Symfony\Bundle\FullStack;
-use Symfony\Bundle\MercureBundle\MercureBundle;
 use Symfony\Component\Asset\PackageInterface;
 use Symfony\Component\BrowserKit\AbstractBrowser;
 use Symfony\Component\Cache\Adapter\AdapterInterface;