erp5_document_scanner: Add reference to Active Process

With this, we can search easily active processes used by document scanner and remove them

bt5/erp5_document_scanner/PortalTypePropertySheetTemplateItem/property_sheet_list.xml

+<property_sheet_list>
+ <portal_type id="Active Process">
+  <item>Reference</item>
+ </portal_type>
+</property_sheet_list>
\ No newline at end of file

bt5/erp5_document_scanner/SkinTemplateItem/portal_skins/erp5_document_scanner/Base_postDataToActiveResult.py

@@ -14,6 +14,7 @@ if active_process_url:
   active_process = portal.restrictedTraverse(active_process_url)
 else:
   active_process = portal.portal_activities.newActiveProcess()
+  active_process.setReference("document_scanner_js")
 
 if generate_new_uid:
   id_group = ('document_scanner_js', active_process.getUid())

bt5/erp5_document_scanner/bt/template_portal_type_property_sheet_list

+Active Process | Reference
\ No newline at end of file