Upon further discussion, it was revealed that base ncurses will satisfy
requirements, so adjust USES accordingly.
discussed-with: pi (originally committer)
Nagnu is a curses/terminal based dashboard for nagios showing current
status of hosts and services.
WWW: https://github.com/frlen/nagnu
PR: 208846
Submitted by: Fredrik Lennmark <fredrik@min-hemsida.net>