sombrero: cleanup configuration.nix

hosts/sombrero/configuration.nix

@@ -97,14 +97,7 @@
     git
   ];
 
-  # Configure keymap in X11
-  # services.xserver.layout = "us";
-  # services.xserver.xkbOptions = {
-  #   "eurosign:e";
-  #   "caps:escape" # map caps to escape.
-  # };
-
-    # Copy the NixOS configuration file and link it from the resulting system
+  # Copy the NixOS configuration file and link it from the resulting system
   # (/run/current-system/configuration.nix). This is useful in case you
   # accidentally delete configuration.nix.
   # system.copySystemConfiguration = true;