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

[Christopher Davis <christopherdavis src gnome org>]

The branch 'wip/exalm/popover-selector' 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:

  a9d4c38... stylesheet: Simplify popover and messagedialog selectors

Commits added to the branch:

  a3a5e47... demo: Set minimum width on the view switcher window (*)
  b83dac5... view-switcher-title: Hide switcher for narrow windows (*)
  932ce5c... action-row: Allow suffixes to expand (*)
  a57ce46... stylesheet: Simplify popover and messagedialog selectors

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