[mutter] (17 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:

  dabb45f... meson: Split x11 option into backend/xwayland
  b8541af... cogl: Fix build without X11
  9e38705... cogl: Unify HAS_X11/HAS_XLIB build configs
  776b415... build: Make GLX dependent on X11
  c490897... build: Add X11/XWayland config options

Commits added to the branch:

  a936219... tests/xdg-apply-limits: Move out generic display management (*)
  d58bd94... tests/wayland/subsurfaces: Use helper to manage display (*)
  b0528dc... tests/wayland: Port xdg-shell action tests to WaylandDispla (*)
  d5367f7... tests/wayland: Make display helper a GObject (*)
  08acf51... tests/wayland-display: Emit sync event signal from test dri (*)
  1562bcc... tests/wayland/subsurface-parent-unmapped: Port to WaylandDi (*)
  e32b995... tests/wayland/subsurface-remap-toplevel: Port to WaylandDis (*)
  a7161e1... tests/wayland/subsurface-reparenting: Port to WaylandDispla (*)
  2c2aa7a... tests/wayland/xdg-activation: Port to WaylandDisplay (*)
  9b97c9b... tests/wayland/xdg-toplevel-bounds: Port to WaylandDisplay (*)
  f64259c... tests/wayland: Draw surface with shared helper (*)
  8fdb80a... monitor-manager: Add NightLightSupported property to Displa (*)
  e813f41... meson: Split x11 option into backend/xwayland
  5433d50... cogl: Fix build without X11
  5bf58c4... cogl: Unify HAS_X11/HAS_XLIB build configs
  a072817... build: Make GLX dependent on X11
  d5e14cb... build: Add X11/XWayland config options

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