[][MAC80211][WiFi6][core][Refactor STA CSA paring flow]

[Description]
Refactor STA CSA paring flow
1. backport from  https://github.com/torvalds/linux/commit/21c3f8f95554feff9bed15703e89adbe582e0383

[Release-log]

Change-Id: I219332606313a0cfdd44377a4599511f20af596e
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8799527
1 file changed