Use a better way to set input for command

Actually use the correct to way handle that

http://symfony.com/doc/current/components/console/helpers/questionhelper.html#testing-a-command-that-expects-input

src/Wallabag/CoreBundle/GuzzleSiteAuthenticator/GrabySiteConfigBuilder.php

@@ -5,7 +5,6 @@ namespace Wallabag\CoreBundle\GuzzleSiteAuthenticator;
 use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfig;
 use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfigBuilder;
 use Graby\SiteConfig\ConfigBuilder;
-use OutOfRangeException;
 use Psr\Log\LoggerInterface;
 
 class GrabySiteConfigBuilder implements SiteConfigBuilder