Derivations/UnityHub: Update after xorg package set deprecation

derivations/unityhub/default.nix

@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
       with pkgs;
         [
           # Unity Hub binary dependencies
-          xorg.libXrandr
+          libxrandr
           xdg-utils
 
           # GTK filepicker
@@ -72,14 +72,14 @@ stdenv.mkDerivation rec {
           dbus
           at-spi2-core
           pango
-          xorg.libXcomposite
-          xorg.libXext
-          xorg.libXdamage
-          xorg.libXfixes
-          xorg.libxcb
-          xorg.libxshmfence
-          xorg.libXScrnSaver
-          xorg.libXtst
+          libxcomposite
+          libxext
+          libxdamage
+          libxfixes
+          libxcb
+          libxshmfence
+          libxScrnSaver
+          libxtst
 
           # Unity Hub additional dependencies
           libva
@@ -97,8 +97,8 @@ stdenv.mkDerivation rec {
 
           # Unity Editor dependencies
           libglvnd # provides ligbl
-          xorg.libX11
-          xorg.libXcursor
+          libx11
+          libxcursor
           glib
           gdk-pixbuf
           libxml2-legacy
@@ -111,8 +111,8 @@ stdenv.mkDerivation rec {
           vulkan-loader
 
           # Unity Bug Reporter specific dependencies
-          xorg.libICE
-          xorg.libSM
+          libICE
+          libSM
 
           # Fonts used by built-in and third party editor tools
           corefonts