Update SessionController.cs

Deleted wrong using statement after typo fix of UserDto

Author: vlad961

dotnet-estimation/dotnet-estimation/Templates/WebAPI/Devon4Net.Application.WebAPI.Implementation/Business/SessionManagement/Controllers/SessionController.cs

@@ -12,7 +12,7 @@
 using Microsoft.AspNetCore.Authorization;
 
 using Devon4Net.Infrastructure.JWT.Common.Const;
-using Devon4Net.Application.WebAPI.Implementation.Business.SessionManagement.Dto;
+
 using System.Net;
 using Task = System.Threading.Tasks.Task;
 using System.Net.WebSockets;
@@ -137,4 +137,4 @@ public async Task<ActionResult> AddTask(long sessionId, [FromBody]TaskDto task)
             return BadRequest();
         }
     }
-}
+}