fix Sort.by

examcloud-core-examwork-api-provider/src/main/java/cn/com/qmth/examcloud/core/examwork/api/controller/ExamController.java

@@ -216,7 +216,7 @@ public class ExamController extends ControllerSupport {
             return cb.and(predicates.toArray(new Predicate[predicates.size()]));
         };
 
-        PageRequest pageRequest = PageRequest.of(0, 50, new Sort(Direction.DESC, "updateTime"));
+        PageRequest pageRequest = PageRequest.of(0, 50, Sort.by(Direction.DESC, "updateTime"));
 
         Page<ExamCourseRelationEntity> page = examCourseRelationRepo.findAll(specification,
                 pageRequest);