Update doc (10249)

Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/notification/background-agent-scheduled-reminder-guide.md

@@ -37,9 +37,7 @@ For details about the APIs, see [reminderAgent](../reference/apis/js-apis-remind
    import reminderAgent from '@ohos.reminderAgent';
    import notification from '@ohos.notification';
    export default {
-       // For a JS project:
-       // timer: {
-       // For an eTS project:
+       // eTS project:
        let timer : reminderAgent.ReminderRequestTimer = {
            reminderType: reminderAgent.ReminderType.REMINDER_TYPE_TIMER,
            triggerTimeInSeconds: 10,
@@ -69,9 +67,7 @@ For details about the APIs, see [reminderAgent](../reference/apis/js-apis-remind
    Sample code for defining a reminder agent for a calendar event:
 
     ```js
-    // For a JS project:
-    // calendar: {
-    // For an eTS project:
+    // eTS project:
     let calendar : reminderAgent.ReminderRequestCalendar = {
         reminderType: reminderAgent.ReminderType.REMINDER_TYPE_CALENDAR,
         dateTime: {
@@ -117,9 +113,7 @@ For details about the APIs, see [reminderAgent](../reference/apis/js-apis-remind
     Sample code for defining a reminder agent for an alarm:
 
     ```js
-    // For a JS project:
-    // alarm: {
-    // For an eTS project:
+    // eTS project:
     let alarm : reminderAgent.ReminderRequestAlarm = {
         reminderType: reminderAgent.ReminderType.REMINDER_TYPE_ALARM,
         hour: 11,
@@ -171,4 +165,3 @@ For details about the APIs, see [reminderAgent](../reference/apis/js-apis-remind
        <button type="text" value="publishReminder" onclick="startTimer"></button>
    </div>
    ```
-