Updates an Apple Push Notification configuration.
void updateApplePushNotificationConfiguration(APNSApplicationSettingsVO settings, byte[] p12Certificate, boolean overwrite, boolean restart) throws SUPAdminException;
If successful, returns silently. If unsuccessful, returns SUPAdminException.
// Update Apple push configuration
APNSAppSettingsVO settings = buildAPNSSettings();
settings.setFeedbackGateway("testfeedback.push2.example.com ");
byte[] certificate = getCertificate();
supServerConf.updateApplePushNotificationConfiguration(settings, certificate, true, false);