[libadwaita] (6 commits) Non-fast-forward update to branch wip/exalm/pref-window-toast

[Christopher Davis <christopherdavis src gnome org>]

The branch 'wip/exalm/pref-window-toast' 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:

  a5cbf81... preferences-window: Use AdwPreferencesPage for search
  8641fad... preferences-window: Add a way to show toasts
  70de5ed... demo: Add a prefrences window toast demo

Commits added to the branch:

  040099b... toast-overlay: Reduce scaling on hide transition (*)
  56a304e... stylesheet: List/card style tweaks (*)
  17700d7... stylesheet: Fix border-radius on boxed list rows (*)
  f39b156... preferences-window: Use AdwPreferencesPage for search
  7d8ef9b... preferences-window: Add a way to show toasts
  cd8a074... demo: Add a prefrences window toast demo

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