Minor formatting changes

Summary: Apply some autofix linter rules.

Test Plan: `arc lint` and `arc unit`

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin, hach-que

Differential Revision: https://secure.phabricator.com/D10585

src/applications/phpast/controller/PhabricatorXHPASTViewFrameController.php

@@ -19,7 +19,8 @@ final class PhabricatorXHPASTViewFrameController
           'src'         => '/xhpast/frameset/'.$id.'/',
           'frameborder' => '0',
           'style'       => 'width: 100%; height: 800px;',
-        '')),
+        '',
+      )),
       array(
         'title' => 'XHPAST View',
       ));