[libadwaita] (2 commits) Non-fast-forward update to branch wip/exalm/tab-view-fix

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/tab-view-fix' 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:

  9bba46b... tab-view: Add tests for the pages model
  e39cb4d... tab-view: Update the model later when attaching pages

Commits added to the branch:

  8b17cd5... tab-view: Add tests for the pages model
  7640bfd... tab-view: Update the model later when attaching pages