[gdm] (3 commits) Non-fast-forward update to branch wip/fix-user-switching

[Ray Strode <halfline src gnome org>]

The branch 'wip/fix-user-switching' 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:

  a034eaa... local-display-factory: Always force login screen to VT 1

Commits added to the branch:

  07e4fb9... data: disable wayland if modesetting is disabled (*)
  5e321bb... Merge branch 'disable-wayland-if-nomodeset' into 'master' (*)
  690b3c0... local-display-factory: Always force login screen to VT 1

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