Update Stock Holdings now uses the ActualQuantity property

prs.stores/RequisitionStore.cs

@@ -295,7 +295,7 @@ namespace Comal.Stores
                     ? holdingrow.Get<StockHolding, Guid>(c => c.Job.ID)
                     : Guid.Empty;
 
-                var qty = item.Quantity;
+                var qty = item.ActualQuantity;
                 var dimensions = item.Product.Dimensions;
 
                 var txnid = Guid.Empty;