fix typo in dnsmasq.js
fix typo in dnsmasq.js

MelvinTo/firewalla,firewalla/firewalla,firewalla/firewalla,firewalla/firewalla,firewalla/firewalla,firewalla/firewalla,MelvinTo/firewalla,MelvinTo/firewalla,MelvinTo/firewalla,MelvinTo/firewalla