wifi: support ad-hoc WPA2 connections
Now that NM supports ad-hoc networks with WPA2, also enable them in the applet.
See https://gitlab.freedesktop.org/NetworkManager/NetworkManager/merge_requests/244
Now that NM supports ad-hoc networks with WPA2, also enable them in the applet.
See https://gitlab.freedesktop.org/NetworkManager/NetworkManager/merge_requests/244