[gnome-build-meta] Non-fast-forward update to branch alatiera/clutter-gdk-backend

[Jordan Petridis <jpetridis src gnome org>]

The branch 'alatiera/clutter-gdk-backend' 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:

  8e54e86... sdk/clutter.bst: explicitly add gtk3 and libinput to the de

Commits added to the branch:

  3877e11... sdk/clutter.bst: explicitly add gtk3 to the deps