module: move networking into global

modules/modules/networking.nix

@@ -1,23 +0,0 @@
-{ config, lib, pkgs, ... }:
-with lib;
-with lib.hlissner;
-{
-  options = { };
-  config = mkMerge [
-    {
-      networking.useDHCP = false;
-
-      services.avahi = {
-        enable = true;
-        nssmdns = true;
-        publish = {
-          enable = true;
-          userServices = true;
-        };
-        extraServiceFiles = {
-          ssh = "${pkgs.avahi}/etc/avahi/services/ssh.service";
-        };
-      };
-    }
-  ];
-}