Removed trailing tool name from NAGIOS url.
Removed trailing tool name from NAGIOS url.

m-lab/mlab-ns,fernandalavalle/mlab-ns,fernandalavalle/mlab-ns,fernandalavalle/mlab-ns,m-lab/mlab-ns,m-lab/mlab-ns,m-lab/mlab-ns,fernandalavalle/mlab-ns