Update index.hbs

Author: capjamesg

src/front-end/templates/index.hbs

@@ -181,7 +181,7 @@
                         </a>
                         {{/if}}
                         {{#if git_repository_edit_url}}
-                        <a href="{{git_repository_edit_url}}" title="Suggest an edit" aria-label="Suggest an edit">
+                        <a href="{{git_repository_edit_url}}" title="Suggest an edit" aria-label="Suggest an edit" rel="edit">
                             <i id="git-edit-button" class="fa fa-edit"></i>
                         </a>
                         {{/if}}