Remove obsolete hosts entries for Gitea and Drone

They should use normal DNS

site-cookbooks/kosmos_drone/recipes/default.rb

@@ -55,21 +55,6 @@ systemd_unit "drone.service" do
   action [:create, :enable, :start]
 end
 
-nginx_proxy_ip_addresses = []
-search(:node, "role:nginx_proxy").each do |node|
-  nginx_proxy_ip_addresses << node["knife_zero"]["host"]
-end
-
-nginx_proxy_ip_addresses.each do |ip_address|
-  IPAddr.new ip_address
-  hostsfile_entry ip_address do
-    hostname 'gitea.kosmos.org'
-    action :create
-  end
-rescue IPAddr::InvalidAddressError
-  next
-end
-
 firewall_rule 'drone' do
   port     [node["kosmos_drone"]["upstream_port"]]
   source   "10.1.1.0/24" # TODO only allow nginx proxy IPs

site-cookbooks/kosmos_gitea/recipes/default.rb

@@ -71,16 +71,6 @@ node.default["kosmos_gitea"]["config"] = {
   }
 }
 
-nginx_proxy_ip_addresses.each do |ip_address|
-  IPAddr.new ip_address
-  hostsfile_entry ip_address do
-    hostname 'drone.kosmos.org'
-    action :create
-  end
-rescue IPAddr::InvalidAddressError
-  next
-end
-
 template "#{config_directory}/app.ini" do
   source "app.ini.erb"
   owner "git"