slapos_crm: Use single title on tickets for check computer

    If we use multiple titles, once cache is expired on memcached it creates multiples titles overtime.

master/bt5/slapos_crm/SkinTemplateItem/portal_skins/slapos_crm_monitoring/Computer_checkState.py

@@ -32,7 +32,6 @@ try:
   else:
     should_notify = False
 except KeyError:
-  ticket_title = "[MONITORING] No information about %s" % reference
   description = "The Computer %s (%s)  has not contacted the server (No Contact Information)" % (
                   computer_title, reference)
 

master/bt5/slapos_crm/TestTemplateItem/portal_components/test.erp5.testSlapOSCRMSkins.py

@@ -1325,7 +1325,7 @@ class TestSlapOSComputer_CheckState(TestCRMSkinsMixin):
     computer.Computer_checkState()
     self.tic()
 
-    ticket_title = "[MONITORING] No information about %s" % computer.getReference()
+    ticket_title = "[MONITORING] Lost contact with computer %s" % computer.getReference()
     ticket = self._getGeneratedSupportRequest(computer.getUid(), ticket_title)
     self.assertNotEqual(ticket, None)
     self.assertEqual('Visited by SupportRequest_trySendNotificationMessage ' \