background: Remove lock-screen support
In 3.36, gnome-shell will use a heavily blurred version of the regular background on the lock screen.
Adjust to that by removing the corresponding setting/preview.
Fixes #864 (closed)
In 3.36, gnome-shell will use a heavily blurred version of the regular background on the lock screen.
Adjust to that by removing the corresponding setting/preview.
Fixes #864 (closed)