[v5] ath10k: Fix broken NULL func data frame status for 10.4

[Valo, Kalle]

"Shajakhan, Mohammed Shafi (Mohammed Shafi)" <mohammed at qti.qualcomm.com>
writes:
> please revert this patch, Raj suggested this patch introduced a
> regression in sending NULL func frames :(
>
> We will fix the wrong tx status report for NULL func frames
> appropriately (if needed in ath10k firmware) Sorry for the regression,
> kindly revert it until a proper fix is figured out.

Like we discussed privately, it is better that you send the revert (or a
fix if you find one) yourself. Then we have a proper commit log etc.

-- 
Kalle Valo