ERP5Workflow: put back 'type_list' storage id for state_type

This fixes testERP5BankingCashMovement, because
getPortalCurrentInventoryStateList and others now returns
expected values.

product/ERP5/bootstrap/erp5_property_sheets/PropertySheetTemplateItem/portal_property_sheets/State/state_type_property.xml

@@ -38,9 +38,7 @@
         </item>
         <item>
             <key> <string>storage_id</string> </key>
-            <value>
-              <none/>
-            </value>
+            <value> <string>type_list</string> </value>
         </item>
       </dictionary>
     </pickle>