Fix deprecated xorg package references

Rename xorg.{libXdmcp,libXtst,xev,xwininfo} to their new top-level names.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

dotfiles/config/taffybar/flake.nix

@@ -41,10 +41,10 @@ import Control.Applicative (liftA2)"
           final.fribidi.dev
           final.libthai.dev
           final.libdatrie.dev
-          final.xorg.libXdmcp.dev
+          final.libxdmcp.dev
           final.libxkbcommon.dev
           final.libepoxy.dev
-          final.xorg.libXtst.out
+          final.libxtst.out
         ];
     };
     defComp = { compiler = "ghc98"; };

nixos/desktop.nix

@@ -59,8 +59,8 @@ makeEnable config "myModules.desktop" true {
     wmctrl
     xclip
     xdotool
-    xorg.xev
+    xev
-    xorg.xwininfo
+    xwininfo
     xsettingsd
 
     # Desktop