[erp5_web_renderjs_ui_test] fix translation test

It was failing due to addition of module actions in the menu panel.
The test was checking the content of the menu panel before the page was fully loaded,
so getting the old menu panel entries and failing.

bt5/erp5_web_renderjs_ui_test/PathTemplateItem/portal_tests/renderjs_ui_translate_zuite/testPanel.zpt

@@ -98,7 +98,7 @@
   <td>link=Title 1</td>
   <td></td>
 </tr>
-
+<tal:block metal:use-macro="here/Zuite_CommonTemplateForRenderjsUi/macros/wait_for_content_loaded" />
 <tr>
   <td>waitForElementPresent</td>
   <td>//div[@data-gadget-scope='panel']//dt[@class="ui-btn-icon-left ui-icon-eye"]</td>