refactor: add wayland clipboard module

home/modules/desktop/niri/default.nix

@@ -2,6 +2,7 @@
 
 {
   imports = [
+    ../../clipboard
     ../../fuzzel
     ../../mako
     ../../shikane
@@ -12,7 +13,6 @@
     file.".config/niri/config.kdl".source = ./config.kdl;
     packages = with pkgs; [
       brightnessctl
-      wl-clipboard
       wlsunset
     ];
   };