slapos_panel: drop unused code

master/bt5/slapos_panel/SkinTemplateItem/portal_skins/slapos_panel/Base_hasSlapOSProjectUserGroup.py

@@ -11,9 +11,4 @@ if getGroups is not None:
     ((agent) and ('%s_F-PRODAGNT' % project_reference in user_group_list)) or
     ((customer) and ('%s_F-CUSTOMER' % project_reference in user_group_list))
   )
-  return (
-    ((not manager) or ('%s_F-PRODMAN' % project_reference in user_group_list)) and
-    ((not agent) or ('%s_F-PRODAGNT' % project_reference in user_group_list)) and
-    ((not customer) or ('%s_F-CUSTOMER' % project_reference in user_group_list))
-  )
 return False