cgroup: Remove stale cpu.rt.max reference from documentation

cpu.rt.max was a proposed interface that never landed in mainline. Remove the
reference from cgroup-v2 documentation.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Orestis Floros <orestisflo@gmail.com>
This commit is contained in:
Tejun Heo 2026-01-21 14:24:24 -10:00
commit 0ff6402de7