lahwaacz [1] filed a deletion request for wpa_supplicant-wext-systemd [2]:

Useless package providing only a modified systemd service for other package. Users can just edit the original service as described on the wiki: https://wiki.archlinux.org/index.php/WPA_supplicant#nl80211_driver_not_suppo...

[1] https://aur.archlinux.org/account/lahwaacz/ [2] https://aur.archlinux.org/pkgbase/wpa_supplicant-wext-systemd/