[gtk] (32 commits) Non-fast-forward update to branch headless-tests

[Matthias Clasen <matthiasc src gnome org>]

The branch 'headless-tests' 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:

  0ac0aee... Use headless mutter for monitor tests
  5b82574... Use headless mutter for input tests

Commits added to the branch:

  4a1a9b1... Update Catalan translation (*)
  b3b63a2... Update Nepali translation (*)
  2c34abe... wayland: Print all layouts in debug spew (*)
  b23529d... Merge branch 'matthiasc/for-master' into 'master' (*)
  f34e3c5... clipboard: Make sure G_TYPE_STRING is nul-terminated (*)
  1be8994... clipboard: Fix reading of files (*)
  1a12ea6... Merge branch 'wip/otte/for-master' into 'master' (*)
  f37662c... x11: Try harder to find the right monitor (*)
  82f8fc3... Merge branch 'fix-panel-monitor' into 'master' (*)
  1635998... gtkplacessidebar.c: add bookmark null checking (*)
  2a61026... gdk/wayland/cursor/os-compatibility: fix build when memfd_c (*)
  2938236... docs: Add missing extra files for gdk4 sub-references (*)
  e637ed7... Merge branch 'memfd_create' into 'master' (*)
  ac5f0ba... Merge branch 'ebassi/issue-3905' into 'master' (*)
  65575fe... gtkplacessidebar.c: fix coding style (*)
  604d171... Merge branch 'bookmark-fix' into 'master' (*)
  be42644... Add more clipboard tests (*)
  ae3ae42... Update Nepali translation (*)
  e1a0e4b... Make clipboard tests run installed (*)
  6482954... Fix the clipboard test under X11 (*)
  f72ca06... Run gdk tests with an unset D-Bus address (*)
  5636384... Skip clipboard tests when they don't work (*)
  e473e7a... gdk: fix content_formats_get_mime_types annotation (*)
  ec38e53... gdk: add zero-terminated annotation to content_formats_get_ (*)
  c1b6147... Install the clipboard-client binary (*)
  d69ac10... Merge branch 'clipboard-test' into 'master' (*)
  cdd8f7c... Merge branch 'bilelmoussaoui/gdk-content-formats-annotation (*)
  3228009... Check for root being a GtkWindow in a few places (*)
  f1e006c... Merge branch 'matthiasc/for-master' into 'master' (*)
  0cf9105... Use headless mutter for monitor tests
  4ab1199... Use headless mutter for input tests
  bb0eed7... Add a dnd test to the headless tests

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