net/sched: sch_choke: annotate data-races in choke_dump_stats()

net/sched: sch_choke: annotate data-races in choke_dump_stats()

choke_dump_stats() only runs with RTNL held.
It reads fields that can be changed in qdisc fast path.
Add READ_ONCE()/WRITE_ONCE() annotations.

Fixes: edb09eb17ed8 ("net: sched: do not acquire qdisc spinlock in qdisc/class stats dump")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jamal Hadi Salim <jhs@mojatatu.com>
Link: https://patch.msgid.link/20260423062839.2524324-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>