slapos_crm: drop upgrade_scope

Upgrade is managed by Allocation Supply.

master/bt5/slapos_crm/PortalTypeBaseCategoryTemplateItem/base_category_list.xml

 <base_category_list>
  <portal_type id="Compute Node">
   <item>monitor_scope</item>
-  <item>upgrade_scope</item>
  </portal_type>
  <portal_type id="Incident Response">
   <item>aggregate</item>
@@ -12,7 +11,6 @@
  </portal_type>
  <portal_type id="Instance Tree">
   <item>monitor_scope</item>
-  <item>upgrade_scope</item>
  </portal_type>
  <portal_type id="Regularisation Request">
   <item>specialise</item>

master/bt5/slapos_crm/bt/template_portal_type_base_category_list

 Compute Node | monitor_scope
-Compute Node | upgrade_scope
 Incident Response Module | business_application
 Incident Response | aggregate
 Incident Response | specialise
 Instance Tree | monitor_scope
-Instance Tree | upgrade_scope
 Regularisation Request Module | business_application
 Regularisation Request | specialise
 Support Request | aggregate