[mutter] Created tag 3.38.5

[Florian Müllner <fmuellner src gnome org>]

The signed tag '3.38.5' was created.

Tagger: Florian Müllner <fmuellner gnome org>
Date: 1623354301 +0200

    Tag release 3.38.5

Changes since the last tag '3.38.4':

Florian Müllner (1):
      Bump version to 3.38.5

Jonas Ådahl (2):
      xwayland: Make sure /tmp/.X11-unix/ exists
      output/kms: Only add common modes for single mode connectors

Olivier Fourdan (2):
      xwayland: Use defines for X11 directory and path
      xwayland: Check permissions on /tmp/.X11-unix

Robert Mader (9):
      shaped-texture: Viewport update calculation fixes
      region-utils: Fix typo in crop_and_scale() fastpath
      shaped-texture: Use G_APPROX_VALUE to compare viewport source rects
      shaped-texture: Expose ensure_size_valid() API
      wayland/actor-surface: Call ensure_size_valid() on shaped-texture
      window-actor/wayland: Cleaner subsurface reordering
      wayland/subsurface: Avoid placement ops for detached subsurfaces
      shaped-texture: Fix damage propagation for rotated transforms with viewport
      output/kms: Add back common modes on non-single mode outputs