gnome: Add natilus

This adds some incentive to have it fully adaptive on Byzantium and it's
alredy usable the way it is and some workflows don't work without it.
3 jobs for nautilus in 6 minutes and 9 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Package
passed #328735
librem5
package:deb-debian

00:01:01

 
  Test Package
passed #328736
librem5
autopkgtest-debian-package

00:05:07

passed #328737
librem5
lintian-debian-package

00:00:47