Update USB_HDD.md
Update USB_HDD.md
inverse/emoncms,chaveiro/emoncms,inverse/emoncms,jesjimher/emoncms,thaipowertech/emoncms,emoncms/emoncms,chaveiro/emoncms,jesjimher/emoncms,jeremypoulter/emoncms,thaipowertech/emoncms,inverse/emoncms,emoncms/emoncms,jesjimher/emoncms,chaveiro/emoncms,chaveiro/emoncms,jeremypoulter/emoncms,thaipowertech/emoncms,emoncms/emoncms,jesjimher/emoncms,inverse/emoncms,jeremypoulter/emoncms,thaipowertech/emoncms,jeremypoulter/emoncms,emoncms/emoncms,emoncms/emoncms