servo: remove dead systemd networking code for the WAN IP

hosts/by-name/servo/net.nix

@@ -36,26 +36,7 @@ in
         "205.201.63.12/32"
         "10.78.79.51/22"
       ];
-      # networkConfig.DNS = [ "10.78.79.1" ];
-      # linkConfig.RequiredForOnline = false;  #< XXX: probably not necessary
     };
-    # # see: <https://networkmanager.dev/docs/api/latest/NetworkManager.conf.html#device-spec>
-    # networking.networkmanager.unmanaged = [ "interface-name:eth0" ];
-    # # TODO: try DHCP=yes
-    # systemd.network.networks."50-eth0".extraConfig = ''
-    #   DHCP = no
-    #   Address = 205.201.63.12/32
-    #   Address = 10.78.79.51/22
-    #   Gateway = 10.78.79.1
-    #   DNS = 10.78.79.1
-    #   Domains = TODO
-
-    #   [Match]
-    #   Name = eth0
-
-    #   [Link]
-    #   RequiredForOnline=routeable
-    # '';
 
     sane.ports.openFirewall = true;
     sane.ports.openUpnp = true;