iwona: use new texlive package source

{ lib, stdenvNoCC, texlive }:

stdenvNoCC.mkDerivation {

  pname = "iwona";

  version = "0.995b";

stdenvNoCC.mkDerivation rec {

  inherit (src) pname version;

  src = lib.head (builtins.filter (p: p.tlType == "run") texlive.iwona.pkgs);

  src = texlive.pkgs.iwona;

  installPhase = ''

    runHook preInstall

    # "[...] GUST Font License (GFL), which is a free license, legally

    # equivalent to the LaTeX Project Public # License (LPPL), version 1.3c or

    # later." - GUST website

    license = licenses.lppl13c;

    license = src.meta.license;

    maintainers = with maintainers; [ siddharthist ];

    platforms = platforms.all;

  };