wireless-regdb: enable VHT80 for AM
wireless-regdb: enable VHT80 for AM

Source is QCA's regulatory team's efforts.

Signed-off-by: Luis R. Rodriguez <d4fa18192c5a479e564d29c2300c2e15afd1d8d7@do-not-panic.com>
Signed-off-by: John W. Linville <2a53bac7a5d324865ef46ec4c38b2c0fba1456b4@tuxdriver.com>

vaginessa/wireless-regdb,perillamint/wireless-regdb-hx,0x90/wireless-regdb,Distrotech/wireless-regdb