[sushi] (4 commits) Non-fast-forward update to branch alatiera/ci

[Jordan Petridis <jpetridis src gnome org>]

The branch 'alatiera/ci' 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:

  90f283b... Add a Flatpak CI setup
  f2f8ada... flatpak: Remove global buildflags
  36752cb... flatpak: stop bundling sourceview4
  a925d9b... flatpak: Update poppler and evince

Commits added to the branch:

  471f3d7... Add a Flatpak CI setup
  8ac6c16... flatpak: Remove global buildflags
  63c3e19... flatpak: stop bundling sourceview4
  370f7af... flatpak: Update poppler and evince