Add an example of the additional_contacts within the README
Add an example of the additional_contacts within the README

CanaryTek/nagios,Piousbox-cookbooks/nagios,JulianNL/nagios,CanaryTek/nagios,ovaistariq/nagios,CanaryTek/nagios,bitmonk/chef-nagios,schubergphilis/nagios,bitmonk/chef-nagios,mrlamroger/nagios,OpenGov/nagios,ChrisLundquist/nagios,JulianNL/nagios,polamjag/nagios,firebase/nagios,Piousbox-cookbooks/nagios,popsikle/nagios-5.3.5,OpenGov/nagios,aaronkvanmeerten/nagios,caleb/nagios,firebase/nagios,bitmonk/chef-nagios,ChrisLundquist/nagios,spudnic/nagios,ovaistariq/nagios,caleb/nagios,ovaistariq/nagios,Piousbox-cookbooks/nagios,schubergphilis/nagios,schubergphilis/nagios,popsikle/nagios-5.3.5,mrlamroger/nagios,OpenGov/nagios,spudnic/nagios,firebase/nagios,bitmonk/chef-nagios,aaronkvanmeerten/nagios,mrlamroger/nagios,polamjag/nagios,earzur/nagios,OpenGov/nagios,ChrisLundquist/nagios,aaronkvanmeerten/nagios,firebase/nagios,polamjag/nagios,spudnic/nagios,JulianNL/nagios,earzur/nagios,earzur/nagios,Piousbox-cookbooks/nagios,JulianNL/nagios,mrlamroger/nagios,spudnic/nagios