Update vagrant.rb

lib/trellis/vagrant.rb

@@ -79,11 +79,11 @@ def post_up_message
   msg << "\n* You can SSH into the machine with `vagrant ssh`."
   msg << "\n* Then navigate to your WordPress sites at `/srv/www`"
   msg << "\n  or to your Trellis files at `#{ANSIBLE_PATH_ON_VM}`."
-  sites = YAML.load_file(File.join(ANSIBLE_PATH, 'group_vars/development/wordpress_sites.yml'))
-  wordpress_sites = sites['wordpress_sites']
-  if wordpress_sites.any?
+
+  trellis_config = Trellis::Config.new(root_path: ANSIBLE_PATH)
+  if trellis_config.wordpress_sites.any?
     msg << "\n\n\e[35m🚀 Development URLs: \e[0m"
-    wordpress_sites.each do |site_name, site|
+    trellis_config.wordpress_sites.each do |site_name, site|
       site_url = site['site_hosts'].first
       site_url = site_url.is_a?(Hash) ? site_url['canonical'] : site_url
       site_url = site['ssl']['enabled'] ? "https://#{site_url}" : "http://#{site_url}"