Wifilife: Do not start wifilife working 5GHz interface.
Only start wifilife when there exists a 5GHz radio (band "a") and there is at leaset one enabled wifi-iface on that radio.
Edited by Sukru Senli
Only start wifilife when there exists a 5GHz radio (band "a") and there is at leaset one enabled wifi-iface on that radio.