emacs.pkgs.emacs-application-framework: use xdotool when available. (#438289)

{

  # Basic

  stdenv,

  lib,

  melpaBuild,

  fetchFromGitHub,

  pythonEnv = python3.withPackages pythonPkgs;

  otherPackageLists = [

    (

      [

        git

        nodejs

        wmctrl

      xdotool

      ]

      ++ lib.optionals (lib.meta.availableOn stdenv.hostPlatform xdotool) [ xdotool ]

    )

  ]

  ++ appOtherDeps;

  otherPkgs = builtins.concatLists (otherPackageLists);