mac80211: add missing config for third 160MHz width for 5GHz radio

Without this configuration it is not possible to run the radio using HE160 on channels 149-177.

Fixes: #14906
Signed-off-by: Paweł Owoc <[email protected]>

package/network/config/wifi-scripts/files/lib/netifd/wireless/mac80211.sh

@@ -273,6 +273,7 @@ mac80211_hostapd_setup_base() {
 				case "$channel" in
 					36|40|44|48|52|56|60|64) idx=50;;
 					100|104|108|112|116|120|124|128) idx=114;;
+					149|153|157|161|165|169|173|177) idx=163;;
 				esac
 			fi
 			enable_ac=1