[libadwaita] (13 commits) Non-fast-forward update to branch wip/exalm/scale

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/scale' 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:

  abd83f7... stylesheet: Fix slider for scale.marks-before.marks-after

Commits added to the branch:

  3186aed... Add German translation (*)
  ac90b6d... view-stack: Make the name property not construct-only (*)
  9ace5b0... view-stack: Add missing EXPLICIT_NOTIFY to page properties (*)
  bf2e862... view-stack: Don't show duplicate name warnings for null nam (*)
  0642dbb... preferences-page: Add the 'name' property (*)
  8a43fd0... preferences-window: Add visible-child and visible-child-nam (*)
  edd7216... carousel: Fix crash when attempting to scroll on an empty c (*)
  a497ec3... indicator-bin: Free the shader in unrealize() instead of di (*)
  24455c0... fading-label: Free the shader in unrealize() instead of dis (*)
  4f495da... tab: Free the shader in unrealize() instead of dispose() (*)
  1d5340b... avatar: Fix memory leaks (*)
  2c81acd... demo-window: Fix a memory leak (*)
  8555174... stylesheet: Fix slider for scale.marks-before.marks-after

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