DeliveryAdminWindow: Fix attributes and cultivations in DeliveryPartList

Elwig/Windows/DeliveryAdminWindow.xaml.cs

@@ -431,6 +431,8 @@ namespace Elwig.Windows {
                 var deliveries = await deliveryQuery
                     .Include(d => d.Parts).ThenInclude(p => p.PartModifiers).ThenInclude(m => m.Modifier)
                     .Include(d => d.Parts).ThenInclude(p => p.Variety)
+                    .Include(d => d.Parts).ThenInclude(p => p.Attribute)
+                    .Include(d => d.Parts).ThenInclude(p => p.Cultivation)
                     .IgnoreAutoIncludes()
                     .AsSplitQuery()
                     .ToListAsync();