tui/wifi: remove WEP options
WEP has been deprecated and is disabled in some distros (RHEL 9) and wpa_supplicant upstream. Let's remove the option of using it, but also keep a chicken bit in form of an environment variable for now.
WEP has been deprecated and is disabled in some distros (RHEL 9) and wpa_supplicant upstream. Let's remove the option of using it, but also keep a chicken bit in form of an environment variable for now.