The wifi radios on wax620 and wax630 got a random mac
address on boot. So fix this by using ath11k_patch_mac
and give a static mac address from label-mac-device.
Tested and working on wax620 and wax630.
Signed-off-by: Kristian Skramstad <kristian+github@83.no>
Link: https://github.com/openwrt/openwrt/pull/15597
Signed-off-by: Robert Marko <robimarko@gmail.com>