[gnome-shell] (3 commits) Non-fast-forward update to branch wip/clean-the-slate

[Florian Müllner <fmuellner src gnome org>]

The branch 'wip/clean-the-slate' 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:

  6e25360... data: ensure systemd environment is sanitized when shell ex

Commits added to the branch:

  53e8285... lint: Sync configuration with gjs (*)
  766288e... telepathyClient: Use GObjects based message objects (*)
  2ef71b6... data: ensure systemd environment is sanitized when shell ex

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