[libadwaita] (4 commits) Non-fast-forward update to branch wip/exalm/target2

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/target2' 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:

  c234d44... animation-target: Remove a bogus property mention

Commits added to the branch:

  edc3c2f... stylesheet: Dim sidebar buttons as well (*)
  7784e7f... stylesheet: Refactor expander row styles (*)
  d7efe67... stylesheet: Invert expanding row arrow rotation (*)
  c2eef91... animation-target: Remove a bogus property mention

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