Use webkitgtk-6.0 API version
In WebKitGTK 2.39.1, the GTK 4 API version has been renamed from webkit2gtk-5.0 to webkitgtk-6.0. Hopefully it will stabilize in time for GNOME 44....
In WebKitGTK 2.39.1, the GTK 4 API version has been renamed from webkit2gtk-5.0 to webkitgtk-6.0. Hopefully it will stabilize in time for GNOME 44....