chore: remove xwayland since it is not used by niri anyway

hosts/neon/configuration.nix

@@ -50,9 +50,9 @@
     keyMap = "de_CH-latin1";
   };
 
-  # window manager configs
+  # set up niri as window manager
   programs.niri.enable = true;
-  programs.xwayland.enable = true;
+  # set up sddm ad display manager
   services.displayManager.sddm = {
     enable = true;
     wayland = {
@@ -148,7 +148,6 @@
     vim
     wget
     which
-    xwayland
     xwayland-satellite
     xz
     zip
@@ -171,7 +170,7 @@
     localNetworkGameTransfers.openFirewall = true;
   };
 
-  # fix black screen in steam on intel gpu
+  # fix black screen in steam on xwayland-satellite
   programs.steam.package = pkgs.steam.override {
     extraArgs = "-system-composer";
   };