[libadwaita] (4 commits) Non-fast-forward update to branch wip/exalm/levelbar

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/levelbar' 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:

  e4b0238... stylesheet: Refresh level bar style
  2a161a2... stylesheet: Refresh progress bar size

Commits added to the branch:

  a6fa47f... Add Occitan translation (*)
  d24fae0... carousel: Null check child when scrolling (*)
  b442a80... stylesheet: Refresh level bar style
  706bff5... stylesheet: Refresh progress bar size

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