erp5_corporate_identity_test: enable preference setting

bt5/erp5_corporate_identity_test/PathTemplateItem/portal_tests/template_test_zuite/testAndUpdateTestSlideTemplate.zpt

@@ -44,7 +44,7 @@ Note:
       <td>Reset Successfully.</td>
       <td></td>
     </tr>
-    <!--tr>
+    <tr>
       <td>open</td>
       <td>${base_url}/Zuite_setupTemplateTest</td>
       <td></td>
@@ -53,7 +53,7 @@ Note:
       <td>assertTextPresent</td>
       <td>Ok</td>
       <td></td>
-    </tr-->
+    </tr>
     <tr>
       <td>echo</td>
       <td tal:content="python: ''.join(['skipping save: ', str(no_file_update)])"></td>