[gnome-backgrounds] (8 commits) Non-fast-forward update to branch wip/exalm/dark

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/dark' 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:

  810a1fe... Group light/dark wallpapers together

Commits added to the branch:

  16c484a... same pattern for libadwaita (*)
  911eb92... default: less dull dark variant (*)
  a0a8f04... replace frosty with truchet (*)
  941fa8a... truchet-l: boost some color variation (*)
  275951e... default dark: less red more purple (*)
  96e61a0... default dark: use multiple lights (*)
  3f4dcb8... gnome-backgrounds: Remove adwaita-timed
  5f7e8a8... Group light/dark wallpapers together

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