Fix merged namespace error

Jellyfin.Server.Implementations/Item/OrderMapper.cs

@@ -1,8 +1,8 @@
 using System;
 using System.Linq;
 using System.Linq.Expressions;
-using Jellyfin.Data.Entities;
 using Jellyfin.Data.Enums;
+using Jellyfin.Database.Implementations.Entities;
 using MediaBrowser.Controller.Entities;
 using Microsoft.EntityFrameworkCore;
 

tests/Jellyfin.Server.Implementations.Tests/Item/OrderMapperTests.cs

@@ -1,6 +1,6 @@
 using System;
-using Jellyfin.Data.Entities;
 using Jellyfin.Data.Enums;
+using Jellyfin.Database.Implementations.Entities;
 using Jellyfin.Server.Implementations.Item;
 using MediaBrowser.Controller.Entities;
 using Xunit;