async function syncWithBridge() {
  logger.info(`Philips Hue: syncWithBridge`);
  await Promise.map(this.connnectedBridges, async (device) => {
    const serialNumber = getDeviceParam(device, BRIDGE_SERIAL_NUMBER);
    const hueApi = this.hueApisBySerialNumber.get(serialNumber);
    if (!hueApi) {
      throw new NotFoundError(`HUE_API_NOT_FOUND`);
    }
    logger.info(`Philips Hue: Syncing with bridge ${serialNumber}`);
    await hueApi.syncWithBridge();
  });
}
@description Re-sync with bridge.
@returns {Promise} Resolve when sync is finished.
@example
syncWithBridge();