[mutter] (21 commits) Non-fast-forward update to branch bilelmoussaoui/meson-without-x11

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

The branch 'bilelmoussaoui/meson-without-x11' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  3de8d53... meson: Split x11 option into backend/client
  a29722d... cogl: Fix build without X11

Commits added to the branch:

  7d3ff66... clutter/stage: Remove unused nullable annotation (*)
  70ab4b6... build: Make each executable/library have their own log doma (*)
  dd6afb2... util: Avoid overriding 'message' in meta_topic() (*)
  36de8ba... display: Get the backend from the context (*)
  1a5647e... barrier: Some coding style cleanup (*)
  5da8e5a... barrier: Remove _ prefix in various places (*)
  b2eec49... screen-cast: Remove stray newline (*)
  d197006... compositor/dnd: Fix indentation (*)
  22d11eb... drm-buffer: Keep track of handle as well (*)
  ea39142... kms/impl-device/simple: Get the buffer handle from MetaDrmB (*)
  42ed40a... cursor-renderer/native: Move buffer creation to helper (*)
  2cfd4f3... cursor-renderer/native: Support allocating dumb buffers (*)
  c8095b4... wayland/dma-buf: Only advertise supported formats (*)
  aa8d2d6... wayland/dma-buf: Remove redundant error check (*)
  cecf4cd... stage: Add 'prepare-frame' signal (*)
  c5410b6... screen-cast/window/src: Fix signal handler types (*)
  b1be1e8... screen-cast: Always wait for an update before sending curso (*)
  f361e80... wayland: Avoid repeated NULL preedit string updates (*)
  5e5480e... x11/window: Update _NET_WM_DESKTOP when a window becomes al (*)
  3011985... Meson: Split x11 option into backend/xwayland
  7674000... cogl: Fix build without X11

(*) This commit already existed in another branch; no separate mail sent