[gtk] (6 commits) Non-fast-forward update to branch file-transfer

[Matthias Clasen <matthiasc src gnome org>]

The branch 'file-transfer' 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:

  56dbf54... clipboard: file transfer portal support

Commits added to the branch:

  9c5ea8e... gdkvulkancontext-win32.c: Suppress layered Windows on Vulka (*)
  7a46378... gdk/x11: Honor hotspot during drag cancel animation (*)
  44f9c67... Merge branch 'vulkan-no-layered-windows' into 'master' (*)
  88da95d... Merge branch 'honor-hotspot-gtk4' into 'master' (*)
  ce757fa... clipboard: file transfer portal support
  ab79daa... Don't warn if the we fail to get a portal proxy

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