Drop Nagios support

vars/Debian.yml

@@ -3,6 +3,4 @@ nginx_pid: '/run/nginx.pid'
 nginx_etc_dir: '/etc/nginx'
 
 # Specific sites
-nginx_nagios_root: '/usr/share/nagios3/htdocs'
-nginx_nagios_stylesheets: '/etc/nagios3/stylesheets'
 nginx_fcgiwrap_sock: '/var/run/fcgiwrap.socket'

vars/FreeBSD.yml

@@ -3,7 +3,6 @@ nginx_pid: '/var/run/nginx.pid'
 nginx_etc_dir: '/usr/local/etc/nginx'
 
 # Specific sites
-nginx_nagios_root: '/usr/local/www/nagios'
 nginx_fcgiwrap_sock: '/var/run/fcgiwrap/fcgiwrap.sock'
 
 nginx_acmesh_bin: '/usr/local/sbin/acme.sh'

vars/main.yml

@@ -41,7 +41,6 @@ nginx_dirs:
 
 nginx_templates_no_dir:
   - '_backuppc'
-  - '_nagios3'
   - '_proxy'
 
 nginx_servers_default_headers: