minor #8352 Update command in controller (zairigimad, javiereguiluz)

This PR was submitted for the 3.3 branch but it was merged into the 2.7 branch instead (closes #8352).

Discussion
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Update command in controller

Add example of passing argument beside option to console command from contoller

Commits
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cf94f9a reowrd
e2caa7f Update command in controller

Author: xabbuh

console/command_in_controller.rst

@@ -43,8 +43,12 @@ Run this command from inside your controller via::
 
             $input = new ArrayInput(array(
                'command' => 'swiftmailer:spool:send',
+               // (optional) define the value of command arguments
+               'fooArgument' => 'barValue',
+               // (optional) pass options to the command
                '--message-limit' => $messages,
             ));
+
             // You can use NullOutput() if you don't need the output
             $output = new BufferedOutput();
             $application->run($input, $output);