Add the missing OrderDiscounts EF Core relationship loading

common.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <LangVersion>latest</LangVersion>
-    <Version>4.0.0-preview.4</Version>
+    <Version>4.0.0-preview.5</Version>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <Authors>EasyAbp Team</Authors>

modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.EntityFrameworkCore/EasyAbp/EShop/Orders/Orders/OrderRepository.cs

@@ -20,6 +20,7 @@ namespace EasyAbp.EShop.Orders.Orders
         {
             return (await base.WithDetailsAsync())
                 .Include(x => x.OrderLines)
+                .Include(x => x.OrderDiscounts)
                 .Include(x => x.OrderExtraFees);
         }