[officejs_monitoring] fix functionnal test so it can start

bt5/erp5_web_monitoring_ui_test/PathTemplateItem/portal_tests/web_monitoring_ui_zuite/testMonitoringSyncNavigation.zpt

@@ -24,7 +24,7 @@
 <!-- Initialize -->
 <tr>
   <td>open</td>
-  <td>${base_url}/web_site_module/monitoring_render_js/app</td>
+  <td>${base_url}/web_site_module/monitoring_render_js/</td>
   <td></td>
 </tr>
 <tr>

bt5/erp5_web_monitoring_ui_test/TestTemplateItem/portal_components/test.erp5.testFunctionalOfficejsMonitoring.py

@@ -64,7 +64,7 @@ class CustomHTTPRequestHandler(SimpleHTTPRequestHandler):
   def do_HEAD(self):
     self.send_respond()
 
-class TestZeleniumCore(object):
+class TestZeleniumCore(ERP5TypeFunctionalTestCase, testSlapOSMixin):
   foreground = 0
   run_only = "slapos_monitoring_ui_zuite"
   base_url = 'http://localhost:5378'