Describe the bug

Here's the upstream bug in libX11 (https://gitlab.freedesktop.org/xorg/lib/libx11/-/issues/174) which includes a link to a merged patch (https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/180.patch).

This is a request to either patch or upgrade libX11 in nixpkgs.

Notify maintainers

@trofi was the last person to upgrade xorg.libX11