feat: conform with new nix namings

roles/nvidia.nix

@@ -1,19 +1,23 @@
-{ lib, pkgs, config, ... }:
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
 with lib;
 let
   cfg = config.liv.nvidia;
-in {
+in
+{
   options.liv.nvidia = {
     enable = mkEnableOption "Enable NVIDIA drivers";
   };
 
   config = mkIf cfg.enable {
     hardware = {
+      enableRedistributableFirmware = true;
       graphics = {
         enable = true;
-      };
-      enableRedistributableFirmware = true;
-      opengl = {
         extraPackages = with pkgs; [
           # amdvlk
         ];