feat: add nil to system packages

i'll still keep it in my devenvs, but it just works so much better when available system-wide

configs/desktop.nix

@@ -42,7 +42,7 @@
     opengl.enable = true;
     pulseaudio.enable = false;
 
-    xone.enable = true;
+    # xone.enable = true;
     xpadneo.enable = true;
   };
 

systems/fuji-wsl/default.nix

@@ -1,8 +1,4 @@
-{
-  config,
-  pkgs,
-  ...
-}: {
+{config, ...}: {
   wsl = {
     enable = true;
     defaultUser = "leo";
@@ -12,6 +8,4 @@
       generateResolvConf = false;
     };
   };
-
-  environment.systemPackages = [pkgs.nil];
 }