prometheus-node-export-lua: add my email

Add my email address to the copyright for the file.

Signed-off-by: Kevin Lyda <kevin@lyda.ie>

utils/prometheus-node-exporter-lua/files/usr/bin/prometheus-node-exporter-lua

@@ -3,7 +3,7 @@
 -- Metrics web server
 
 -- Copyright (c) 2016 Jeff Schornick <jeff@schornick.org>
--- Copyright (c) 2015 Kevin Lyda
+-- Copyright (c) 2015 Kevin Lyda <kevin@lyda.ie>
 -- Licensed under the Apache License, Version 2.0
 
 socket = require("socket")