Remove comment as code is self documenting now

Author: MrRio

cli/valet.php

@@ -184,7 +184,6 @@
      */
     $app->command('open [domain]', function ($domain = null) {
         $url = "http://".($domain ?: Site::host(getcwd())).'.'.Configuration::read()['domain'];
-        // Run the 'open' command as the currently logged in user instead of root
         CommandLine::runAsUser("open ".escapeshellarg($url));
     })->descriptions('Open the site for the current (or specified) directory in your browser');