message: fix(usbboot): increase device reboot delay a little bit
  Change-Type: patch
diff: @@ -124,7 +124,7 @@ const USBBOOT_CAPABLE_USB_DEVICES = [
  * @type {Number}
  * @constant
  */
  -const DEVICE_REBOOT_DELAY = 5000
  +const DEVICE_REBOOT_DELAY = 6000
  /**
  * @summary The initial step of the file server usbboot phase
  