修复 班级学生成绩排序异常

Learn.Archives.API/Controllers/ExamUserInfoController.cs

@@ -57,6 +57,7 @@ namespace Learn.Archives.API.Controllers
                     res.Data = res.Data.OrderBy(s => s.SubjectDic?[oldSer.Value]).ToList();
                 else
                     res.Data = res.Data.OrderByDescending(s => s.SubjectDic?[oldSer.Value]).ToList();
+                return res;
             }
             return await  base.PageList(model);
         }