Do not show pending silent notifications.

Author: sanyandreichuk

sdk/Notifo.SDK/NotifoMobilePush/NotifoMobilePushImplementation.ios.cs

@@ -57,6 +57,11 @@ public async Task DidReceivePullRefreshRequestAsync()
                 var eventArgs = new NotificationEventArgs(notification);
                 OnReceived(eventArgs);
 
+                if (notification.Silent)
+                {
+                    continue;
+                }
+
                 await ShowLocalNotificationAsync(notification);
             }