[gnome-font-viewer] Non-fast-forward update to branch wip/sophie-h/fonts

[Sophie Herold <sophieherold src gnome org>]

The branch 'wip/sophie-h/fonts' 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:

  a510966... Update data/screenshots/fonts-2.png, data/screenshots/fonts

Commits added to the branch:

  e57bade... appdata: Update screenshots