fixed 0f58019f from https://gitee.com/nan-xiansen/xts_acts/pulls/6430

【resourceschedule】【master】reminderagent module:modify problem cases
Signed-off-by: Nnan-xiansen <nanjinbin@huawei.com>
Change-Id: I3d9b630889e11815e9e021f3d470844dd083aac2

resourceschedule/resourceschedule_standard/reminderagent/src/main/js/test/ReminderAgentJs.test.js

@@ -2911,7 +2911,7 @@ describe('ReminderAgentTest', function () {
         reminderType: reminderAgent.ReminderType.REMINDER_TYPE_TIMER,
         triggerTimeInSeconds: 3
       }
-      reminderAgent.cancelAllReminders().than(() => {})
+      reminderAgent.cancelAllReminders().then(() => {}) 
       reminderAgent.publishReminder(timer).then((reminderId) => { });
 
         reminderAgent.getValidReminders((err, reminders) => {