refactor desktop modules

machines/haze/niri.nix

@@ -1,18 +1,11 @@
-{ self, pkgs, ... }:
+{ pkgs, ... }:
 {
   programs.niri.enable = true;
 
   environment.systemPackages = with pkgs; [
-    brightnessctl
     pavucontrol
     playerctl
-    quickshell
-    swaybg
-    swaylock
-    tofi
-    wl-gammarelay-rs
     xwayland-satellite
-    self.inputs.matugen.packages.${pkgs.system}.default
   ];
 
   services.gnome.gnome-keyring.enable = true;