Merge remote-tracking branch 'remotes/kraxel/tags/ui-20210127-pull-request' into...

Merge remote-tracking branch 'remotes/kraxel/tags/ui-20210127-pull-request' into staging

vnc: fix gtk-vnc compatibility issues.
vnc: vmware svga cleanup

# gpg: Signature made Wed 27 Jan 2021 11:00:59 GMT
# gpg:                using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20210127-pull-request:
  hw/display/vmware_vga: Remove dependency on VNC header
  vnc: send extended desktop resize on update requests
  Revert "vnc: move initialization to framebuffer_update_request"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>