mac80211: expose chanbw support to debugfs for ath9k_htc

This will ensure the htc suffixed driver also gets created
chanbw debugfs entry.

Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>

package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh

@@ -894,7 +894,7 @@ drv_mac80211_setup() {
 	staidx=0
 
 	[ -n "$chanbw" ] && {
-		for file in /sys/kernel/debug/ieee80211/$phy/ath9k/chanbw /sys/kernel/debug/ieee80211/$phy/ath5k/bwmode; do
+		for file in /sys/kernel/debug/ieee80211/$phy/ath9k*/chanbw /sys/kernel/debug/ieee80211/$phy/ath5k/bwmode; do
 			[ -f "$file" ] && echo "$chanbw" > "$file"
 		done
 	}