[gnome-build-meta] (16 commits) Non-fast-forward update to branch jjardon/no_python2_volume_key

[Jordan Petridis <jpetridis src gnome org>]

The branch 'jjardon/no_python2_volume_key' 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:

  6f53e4e... elements/core-deps/volume-key.bst: Update to 0.3.12
  f3cc29e... elements/core-deps/volume-key.bst: Build with python3

Commits added to the branch:

  19cba2e... project.conf: Do not checkout submodules by default (*)
  9d90aa8... elements/core/nautilus.bst: declare submodules (*)
  6b4a0dc... elements/core/gnome-settings-daemon.bst: allow submodule (*)
  c76c5fa... elements/sdk/gst-libav.bst: declare submodules (*)
  2f2953f... elements/core/gedit.bst: allow submodule (*)
  08d67bc... elements/core-deps/gtk-vnc.bst: Add submodule (*)
  9bfa26e... elements/core/totem.bst: Add submodule (*)
  73d3d5d... elements/core/gnome-shell.bst: Add submodule (*)
  9c081cf... elements/core/gnome-photos.bst: Add submodule (*)
  cd8c612... elements/core/gnome-boxes.bst: Add submodule (*)
  1913f0a... elements/core/gnome-music.bst: Add submodules (*)
  661a72b... elements/core/gnome-control-center.bst: Add submodules (*)
  47cb350... elements/core/gnome-documents.bst: Add submodules (*)
  e6d7fb8... .gitlab-ci.yml: Always use runners with "gnome-build-meta"  (*)
  bd5ec79... elements/core-deps/volume-key.bst: Update to 0.3.12
  b6c8d57... elements/core-deps/volume-key.bst: Build with python3

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