fix 检测不存在

Src/Dlhis.External/Appointment/Services/Implements/AppointmentService.cs

@@ -58,7 +58,7 @@ public class AppointmentService : IAppointmentService
                     .Contains(p)) == false)
             {
                 var workplaceAreas = areas.Where(x => x.Type == AppointmentAreaEnumType.Workplace).Select(x => x.CustomCode);
-                var notExistsAreas = workplaceAreas.Where(x => !item.ApplyWorkplaceAreas.Contains(x));
+                var notExistsAreas = item.ApplyWorkplaceAreas.Where(x => !workplaceAreas.Contains(x));
                 throw new UserFriendlyException($"车间区域{notExistsAreas.Join(",")}无效");
             }