Add AuthorHref to feed story images

Summary: Fixes T9336. Kind of a bit to back up and find the source, but works easily.

Test Plan: View feed, click on my image.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T9336

Differential Revision: https://secure.phabricator.com/D17322

src/applications/transactions/feed/PhabricatorApplicationTransactionFeedStory.php

@@ -105,6 +105,7 @@ class PhabricatorApplicationTransactionFeedStory
 
     if ($author_image) {
       $view->setImage($author_image);
+      $view->setImageHref($author_handle->getURI());
     } else {
       $view->setAuthorIcon($author_handle->getIcon());
     }