[flutter_local_notifications_platform_interface] prepare for 9.1.0 platform interface release (MaikuB#2641)

* prepare for 9.1.0 platform interface release

* Google Java Format

---------

Co-authored-by: github-actions <>

Author: MaikuB

flutter_local_notifications/android/src/main/java/com/dexterous/flutterlocalnotifications/FlutterLocalNotificationsPlugin.java

@@ -157,10 +157,12 @@ public class FlutterLocalNotificationsPlugin
   private static final String SHOW_METHOD = "show";
   private static final String CANCEL_METHOD = "cancel";
   private static final String CANCEL_ALL_METHOD = "cancelAll";
-  private static final String CANCEL_ALL_PENDING_NOTIFICATIONS_METHOD = "cancelAllPendingNotifications";
+  private static final String CANCEL_ALL_PENDING_NOTIFICATIONS_METHOD =
+      "cancelAllPendingNotifications";
   private static final String ZONED_SCHEDULE_METHOD = "zonedSchedule";
   private static final String PERIODICALLY_SHOW_METHOD = "periodicallyShow";
-  private static final String PERIODICALLY_SHOW_WITH_DURATION_METHOD = "periodicallyShowWithDuration";
+  private static final String PERIODICALLY_SHOW_WITH_DURATION_METHOD =
+      "periodicallyShowWithDuration";
   private static final String GET_NOTIFICATION_APP_LAUNCH_DETAILS_METHOD =
       "getNotificationAppLaunchDetails";
   private static final String REQUEST_NOTIFICATIONS_PERMISSION_METHOD =
@@ -1848,8 +1850,8 @@ private void cancelAllPendingNotifications(Result result) {
         loadScheduledNotifications(applicationContext);
 
     if (scheduledNotifications == null || scheduledNotifications.isEmpty()) {
-        result.success(null);
-        return;
+      result.success(null);
+      return;
     }
 
     AlarmManager alarmManager = getAlarmManager(applicationContext);
@@ -1865,7 +1867,6 @@ private void cancelAllPendingNotifications(Result result) {
     result.success(null);
   }
 
-
   public void requestNotificationsPermission(@NonNull PermissionRequestListener callback) {
     if (permissionRequestProgress != PermissionRequestProgress.None) {
       callback.fail(PERMISSION_REQUEST_IN_PROGRESS_ERROR_MESSAGE);

flutter_local_notifications_platform_interface/CHANGELOG.md

@@ -1,3 +1,7 @@
+## [9.1.0]
+
+* Added `cancelAllPendingNotifications()` method for cancelling all pending notifications that have been scheduled. Thanks to the PR from [Kwon Tae Hyung](https://github.com/TaeBbong)
+
 ## [9.0.0]
 
 *  **Breaking change** bumped minimum Flutter SDK requirement to 3.22.0 and Dart SDK requirement to 3.4.0

flutter_local_notifications_platform_interface/pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_local_notifications_platform_interface
 description: A common platform interface for the flutter_local_notifications plugin.
-version: 9.0.0
+version: 9.1.0
 homepage: https://github.com/MaikuB/flutter_local_notifications/tree/master/flutter_local_notifications_platform_interface
 issue_tracker: https://github.com/MaikuB/flutter_local_notifications/issues