[][MAC80211][mt76][Update mt7986 wmac config]

[Description]
Fix mt7986 wmac config

[Release-log]
N/A

Change-Id: I3cec32b037e89343939e953d0e825d93354d2274
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6443286
3 files changed