gdm 3.23.4

[Ray Strode <install-module master gnome org>]

About gdm
=========

Display manager and login screen

News
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- Make X11DisplayName property accurate
- Fix bug that forced wayland on second logins even if user didn't pick it
- kill clients from display on logout (multiseat and xdmcp only)
- send hangup to process group when session exits
- allow specifying pam_gdm install location to configure



Download
========
https://download.gnome.org/sources/gdm/3.23/gdm-3.23.4.tar.xz (1.07M)
  sha256sum: 04643c6ffc659863d600d82aeffd57a4996e92ff39b327f4c9b8e6eab2ba7ed8