Drop no-graphics-packages

Since the kernel requires one of those packages I stopped using it
myself. It sadly needs to go, the removal from upstream was its death.

Author: SuperSandro2000

modules/default.nix

@@ -5,5 +5,6 @@
 
   imports = [
     (lib.mkRemovedOptionModule ["debugging" "enable"] "Because we never really used it.")
+    (lib.mkRemovedOptionModule ["environment" "noGraphicsPackages"] "Maintaining it out of tree got unviable after the kernel started to depend on a graphics library through ~5 packages.")
   ];
 }