Debian Bookworm no longer has a sysvinit file for rsyslog, so the reference in `/etc/logrotate.d/vyos-rsyslog` should be removed. It's presence will cause a non-fatal error message for rsyslogd 'exited with status 1'.
Recent mention; not yet in Bookworm docs:
https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1913644.html