Add test for move exception state

issue11313
review399111002

tests/scenario_product_kit_purchase.rst

@@ -277,3 +277,6 @@ Handle shipment exception::
 
     >>> len(purchase.moves)
     6
+    >>> backorder.reload()
+    >>> backorder.purchase_exception_state
+    'recreated'

tests/scenario_product_kit_sale.rst

@@ -273,3 +273,6 @@ Handle shipment exception::
     >>> _, _, shipment = sale.shipments
     >>> len(shipment.outgoing_moves)
     1
+    >>> backorder.reload()
+    >>> list(sorted(m.sale_exception_state for m in backorder.outgoing_moves))
+    ['ignored', 'recreated']