security/logcheck: Update patterns for ssh
According to release notes of OpenSSH, following incompatible change
is made with 9.8/9.8p1.
- sshd(8): several log messages have changed. In particular, some log messages will be tagged with as originating from a process named "sshd-session" rather than "sshd".
So update patterns for ssh so they match with log message from latest
version of OpenSSH
Reference: https://www.openssh.com/releasenotes.html