Even though external_reset() is handled elsewhere, it seems some devices
need it here.
Fixes: 0ccc336c56 ("mac80211: ath9k: avoid a double reset")
Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/24042
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>