slapos_trial: Include SoftwareInstance Property Sheet

Required for use sla_xml

master/bt5/slapos_trial_request/PortalTypePropertySheetTemplateItem/property_sheet_list.xml

@@ -3,6 +3,7 @@
   <item>HostingSubscription</item>
   <item>Organisation</item>
   <item>Reference</item>
+  <item>SoftwareInstance</item>
   <item>Task</item>
   <item>TextDocument</item>
   <item>Url</item>

master/bt5/slapos_trial_request/bt/template_portal_type_property_sheet_list

 Trial Request | HostingSubscription
 Trial Request | Organisation
 Trial Request | Reference
+Trial Request | SoftwareInstance
 Trial Request | Task
 Trial Request | TextDocument
 Trial Request | Url
\ No newline at end of file