xpra: install data files to correct location in $out

The patch is no longer needed, with the wheel-based method that we use now
data_files *are* relative to the prefix.

-6
-6
pkgs/tools/X11/xpra/default.nix
··· 53 53 ''; 54 54 setupPyBuildFlags = ["--with-Xdummy" "--without-strict"]; 55 55 56 - preInstall = '' 57 - # see https://bitbucket.org/pypa/setuptools/issue/130/install_data-doesnt-respect-prefix 58 - ${python}/bin/${python.executable} setup.py install_data --install-dir=$out --root=$out 59 - sed -i '/ = data_files/d' setup.py 60 - ''; 61 - 62 56 postInstall = '' 63 57 wrapProgram $out/bin/xpra \ 64 58 --set XPRA_INSTALL_PREFIX "$out" \