Applied formatting

modules/brightnessctl/default.nix

@@ -1,16 +1,18 @@
-{config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 with lib;
 let
   cfg = config.modules.brightnessctl;
-in {
+in
+{
   options.modules.brightnessctl = {
     enable = mkEnableOption "brightnessctl";
   };
 
-  config = mkIf cfg.enable {
-    environment.systemPackages = [
-        pkgs.brightnessctl
-    ];
-  };
-}
+  config = mkIf cfg.enable { environment.systemPackages = [ pkgs.brightnessctl ]; };
+}