Do not touch stop date.

Business process is frozen on stopped state, changing the date will result in
compensation which is not desired in Vifib configuration.

master/bt5/vifib_slapos_accounting/WorkflowTemplateItem/portal_workflow/instance_accounting_slap_interaction_workflow/scripts/Instance_changePromiseState.xml

@@ -211,7 +211,6 @@ else:\n
           new_delivery.confirm()\n
           instance.edit(causality_value=new_delivery)\n
       elif (state == stopped):\n
-        delivery.edit(stop_date=DateTime())\n
         delivery.stop()\n
       elif (state == destroyed):\n
         delivery.deliver()\n

master/bt5/vifib_slapos_accounting/bt/revision

-11
\ No newline at end of file
+12
\ No newline at end of file