_resetPacketWD () {
    if (!this._packetWDDelay) return
    if (this._packetWDTimeout !== null) {
      clearTimeout(this._packetWDTimeout)
    }

    if (!this._isOpen) return

    this._packetWDTimeout = setTimeout(() => {
      this._triggerPacketWD().catch((err) => {
        debug('error triggering packet watchdog: %s', err.message)
      })
    }, this._packetWDDelay)
  }
Reset the packet watch-dog timeout. Should be called on every new WS packet
if the watch-dog is enabled

@private