In STA mode, all Tx should be directed to the same VRING towards the AP.
Thus, look up for the 1-st eligible VRING and use it.
Signed-off-by: NVladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: NKalle Valo <kvalo@codeaurora.org>