update Admin.NET/Admin.NET.Application/GlobalUsings.cs.

全局通用引用，如果不加，生成服务模板为文件确实引用

Signed-off-by: 老杨 <19948924@qq.com>

Admin.NET/Admin.NET.Application/GlobalUsings.cs

@@ -1,2 +1,8 @@
+global using Admin.NET.Core;
 global using Furion;
-global using Microsoft.Extensions.DependencyInjection;
+global using Furion.DependencyInjection;
+global using Furion.DynamicApiController;
+global using Mapster;
+global using Microsoft.AspNetCore.Mvc;
+global using Microsoft.Extensions.DependencyInjection;
+global using System.Threading.Tasks;