refactor(hyprland): inline module aliases

configs/nixos/modules/desktop/session/hyprland/default.nix

@@ -4,14 +4,10 @@
   ...
 }:
 # The Hyprland compositor.
-let
-  cfg = config.modules.desktop.session.hyprland; # NOLINT(let_order)
-  user = config.user.name;
-in
 {
   options.modules.desktop.session.hyprland.enable = lib.mkEnableOption "the Hyprland compositor";
 
-  config = lib.mkIf cfg.enable {
+  config = lib.mkIf config.modules.desktop.session.hyprland.enable {
     # This program integration owns the session, portals, and polkit, launched
     # through the universal Wayland session manager.
     programs.hyprland = {
@@ -19,7 +15,7 @@ in
       withUWSM = true;
     };
 
-    home-manager.users.${user}.wayland.windowManager.hyprland = {
+    home-manager.users.${config.user.name}.wayland.windowManager.hyprland = {
       enable = true;
 
       # One package drives the whole session, so there is never a version split.