[GTK4] Support elementary style
Since we use libadwaita, the elementary style never loads atm.
This will probably need some changes on libadwaita side as well, CC @danrabbit @cassidyjames
Edited by Alice Mikhaylenko
Since we use libadwaita, the elementary style never loads atm.
This will probably need some changes on libadwaita side as well, CC @danrabbit @cassidyjames