fix 锁定审核

zhongzheng-system/src/main/java/com/zhongzheng/modules/grade/service/impl/UserPeriodServiceImpl.java

@@ -295,7 +295,7 @@ public class UserPeriodServiceImpl extends ServiceImpl<UserPeriodMapper, UserPer
         bo.setStatus(1);
         sendPeriodSMS(bo);
         sendPeriodSevenSMS(bo);
-        return null;
+        return true;
     }
 
     /**