DOC: management: -q is quiet all the time

The documentation about -q seems wrong, it does not output messages
after the startup, it disables all messages. It was always quiet with
the stdio_quiet() function.

Must be backported in all stable versions.

(cherry picked from commit 705a72fd1937fb1e9247c19c81a1ce4b98a57b36)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed