fix update status

mooctest-site-server/src/main/java/cn/iselab/mooctest/site/configure/ApplicationStartup.java

@@ -16,7 +16,7 @@ public class ApplicationStartup implements ApplicationListener<ContextRefreshedE
         System.out.println("-----------------------------------------------------------------------------------------");
         System.out.println("listener");
         ExamController examController = event.getApplicationContext().getBean(ExamController.class);
-//        examController.updateStatusForAllTask();
+        examController.updateStatusForAllTask();
         examController.startInitExamSchedulerMap();
         System.out.println("exam scheduler map initialized");
         System.out.println("-----------------------------------------------------------------------------------------");