Merge pull request #418 from scaires/scaires/Issue-377_pending_intents_android_12

[Issue #377] Android 12: Set flag PendingIntent.FLAG_IMMUTABLE

Author: vbabenkoru

iterableapi/src/main/java/com/iterable/iterableapi/IterableNotificationBuilder.java

@@ -133,12 +133,12 @@ private PendingIntent getPendingIntent(Context context, IterableNotificationData
             IterableLogger.d(TAG, "Go through TrampolineActivity");
             buttonIntent.setClass(context, IterableTrampolineActivity.class);
             pendingButtonIntent = PendingIntent.getActivity(context, buttonIntent.hashCode(),
-                    buttonIntent, PendingIntent.FLAG_UPDATE_CURRENT);
+                    buttonIntent, PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
         } else {
             IterableLogger.d(TAG, "Go through IterablePushActionReceiver");
             buttonIntent.setClass(context, IterablePushActionReceiver.class);
             pendingButtonIntent = PendingIntent.getBroadcast(context, buttonIntent.hashCode(),
-                    buttonIntent, PendingIntent.FLAG_UPDATE_CURRENT);
+                    buttonIntent, PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
         }
 
         return pendingButtonIntent;