Remove EOL platforms from the kitchen configs
Remove EOL platforms from the kitchen configs

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

GannettDigital/chef-server,juliandunn/chef-server,vinyar/chef-server-1,chef-cookbooks/chef-server,jjasghar/chef-server