added new methods in flutter doc

* added new methods in flutter doc
* updated Android and Flutter sdk version

Author: UnnatiCP

docs/sdks/android/setup.md

@@ -21,7 +21,7 @@ You can find the newest sdk version number here [Android SDK](https://github.com
   ```groovy
   dependencies {
       // ...
-      implementation 'com.cleverpush:cleverpush:1.35.21'
+      implementation 'com.cleverpush:cleverpush:1.35.22'
   }
   ```
 

docs/sdks/flutter/methods.md

@@ -281,3 +281,35 @@ You can set an authorization token that will be used in an API call.
 ```dart
 CleverPush.shared.setAuthorizerToken('YOUR_AUTH_TOKEN_HERE');
 ```
+
+## Remove Notification
+
+(Available from version 1.23.30)
+
+**Remove a notification stored locally**
+
+You can remove a notification from local storage using its notification ID:
+
+
+```dart
+CleverPush.shared.removeNotification('notificationId');
+```
+
+**Remove a notification from local storage and the notification center**
+
+You can remove a notification from both local storage and the notification center by setting removeFromNotificationCenter to true:
+
+```dart
+CleverPush.shared.removeNotification(
+  notificationId,
+  removeFromNotificationCenter: true,
+);
+```
+
+**Clear all notifications from the notification center**
+
+You can remove all notifications from the notification center only (this does not clear locally stored notifications):
+
+```dart
+CleverPush.shared.clearNotificationsFromNotificationCenter();
+```

docs/sdks/flutter/setup.md

@@ -8,7 +8,7 @@ title: Setup
 1. Add the following code to your `pubspec.yaml` file
     ```bash
     dependencies:
-      cleverpush_flutter: ^1.24.29
+      cleverpush_flutter: ^1.24.30
     ```
 
 2. Run `flutter packages get`