slapos_subscription_request: Set category at for Subscription Request

master/bt5/slapos_subscription_request/PortalTypeBaseCategoryTemplateItem/base_category_list.xml

@@ -9,6 +9,7 @@
  <portal_type id="Subscription Request">
   <item>causality</item>
   <item>destination_section</item>
+  <item>specialise</item>
  </portal_type>
  <portal_type id="Subscription Request Module">
   <item>business_application</item>

master/bt5/slapos_subscription_request/bt/template_portal_type_base_category_list

@@ -4,6 +4,7 @@ Subscription Condition | follow_up
 Subscription Request Module | business_application
 Subscription Request | causality
 Subscription Request | destination_section
+Subscription Request | specialise
 Trial Condition Module | business_application
 Trial Condition | aggregate
 Trial Condition | follow_up