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 3 minutes and 48 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Package
passed #326961
librem5
package:deb-debian

00:00:37

 
  Test Package
passed #326962
librem5
autopkgtest-debian-package

00:03:11

passed #326963
librem5
lintian-debian-package

00:00:29