[gnome-build-meta] (4 commits) Non-fast-forward update to branch kjellahl/gtkmm3-latest-branch

[Jordan Petridis <jpetridis src gnome org>]

The branch 'kjellahl/gtkmm3-latest-branch' 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:

  a54857a... core-deps/gtkmm-3.bst etc.: Track the latest stable branche

Commits added to the branch:

  b0c4568... project.conf: use plain meson buildtype (*)
  0fd0ac8... core-deps/spice*: sync with the gnome-boxes versions (*)
  c8d4c03... core-deps/spice-gtk: depends on json-glib and gstreamer (*)
  c4790ec... core-deps/gtkmm-3.bst etc.: Track the latest stable branche

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