Port nautilus extension to gtk4
Nautilus has been ported to gtk4. Trying to build Console with the nautilus extension enabled gives the following error
In file included from /usr/include/gtk-4.0/gtk/css/gtkcss.h:31,
from /usr/include/gtk-4.0/gtk/gtk.h:30,
from /usr/include/nautilus/libnautilus-extension/nautilus-location-widget-provider.h:38,
from /usr/include/nautilus/nautilus-extension.h:26,
from ../nautilus/kgx-nautilus-menu-item.h:21,
from ../nautilus/kgx-nautilus-menu-item.c:21:
/usr/include/gtk-4.0/gdk/gdkversionmacros.h:176:3: error: #error "GDK_VERSION_MIN_REQUIRED must be >= GDK_VERSION_4_0"
176 | # error "GDK_VERSION_MIN_REQUIRED must be >= GDK_VERSION_4_0"
| ^~~~~