- Drop AlmaLinux ahead-of-RHEL eventpoll CVE-2026-46242 fix (1712), superseded
by the RHEL eventpoll series in 687.23.1
- Temporarily drop the rtmutex remove_waiter() fixes (1736, 1738)
- Add RHEL 687.23.1 backports recreated from CS10/upstream (1739-1755)