Merge pull request #65154 from chanyoung/fix-cbjournal-boundary-check

crimson/.../circular_journal_space: fix boundary check

Reviewed-by: Myoungwon Oh <ohmyoungwon@gmail.com>
Reviewed-by: Matan Breizman <mbreizma@redhat.com>

diff --cc src/crimson/os/seastore/journal/circular_journal_space.cc
Simple merge