update vulkan

modules/apps/steam.nix

@@ -2,4 +2,6 @@
 
 {
   programs.steam.enable = true;
+  hardware.cpu.intel.updateMicrocode = true;
+  hardware.graphics.enable32Bit = true;
 }

modules/hardware/default.nix

@@ -5,6 +5,5 @@
     ./audio.nix
     ./opengl.nix
     ./usb.nix
-    ./vulkan.nix
   ];
 }

modules/hardware/vulkan.nix

@@ -1,30 +0,0 @@
-{ lib, config, pkgs, ... }:
-
-{
-  environment.systemPackages = with pkgs; [
-    vulkan-tools
-    libglvnd  # modern GL dispatch
-    lib32.libglvnd # 32-bit GL support
-
-    # 32-bit graphics
-    lib32.libglvnd
-    lib32.glfw3
-    lib32.sdl2
-    lib32.zlib
-    lib32.pulseaudio
-    # Optional but useful
-    lib32.libXrandr
-    lib32.libXss
-    lib32.libXi
-    lib32.libXtst
-    lib32.libXrender
-  ];
-
-  # Enable multilib for 32-bit
-  nixpkgs.config = {
-    allowUnfree = true;
-    i686Support = true;
-  };
-
-  hardware.cpu.intel.updateMicrocode = true;
-}