Convert phutil_render_tag(X, Y, '...') to phutil_tag

Summary:
Created with spatch:

  lang=diff
  - phutil_render_tag
  + phutil_tag
    (X, Y, '...')

Then searched for `&` and `<` in the output and replaced them.

Test Plan: Loaded homepage.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D4503

src/applications/differential/controller/DifferentialDiffCreateController.php

@@ -30,7 +30,7 @@ final class DifferentialDiffCreateController extends DifferentialController {
     $form = new AphrontFormView();
     $arcanist_href = PhabricatorEnv::getDoclink(
       'article/Arcanist_User_Guide.html');
-    $arcanist_link = phutil_render_tag(
+    $arcanist_link = phutil_tag(
       'a',
       array(
         'href' => $arcanist_href,