[SecurityBundle] Fix test context

Author: nicolas-grekas

src/Symfony/Bundle/SecurityBundle/Tests/Functional/UserPasswordEncoderCommandTest.php

@@ -144,6 +144,7 @@ protected function setUp()
         $kernel->boot();
 
         $application = new Application($kernel);
+        $application->setTerminalDimensions(120, 80);
 
         $application->add(new UserPasswordEncoderCommand());
         $passwordEncoderCommand = $application->find('security:encode-password');