mac80211: fix throughput LED trigger

The codepaths for rx with decap offload and tx with itxq were not updating
the counters for the throughput led trigger.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20211113063415.55147-1-nbd@nbd.name


Signed-off-by: Johannes Berg <johannes.berg@intel.com>