[][MAC80211][WiFi6][mt76][Add background radar hw cap checking mechanism]

[Description]
Add background radar hw cap checking mechanism

[Release-log]
N/A

Change-Id: Idf5243ec19f8889b9607a4100fb10d9f9d844687
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8740521
1 file changed