OpenSSH: restrict file permissions for sshd_config to 0600
This file does not have to be readable by anybody else than the user
running an OpenSSH server. While it does not really contain confidential
information, exposing it to the rest of the world makes no sense either.
This will silence a Lynis warning. :-)
Signed-off-by: Peter Müller <peter.mueller@ipfire.org> Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>