[libadwaita] (3 commits) Non-fast-forward update to branch wip/exalm/exclusive-toggles

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/exclusive-toggles' 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:

  202b7df... stylesheet: Add .exclusive style
  3a76f0d... stylesheet: Use exclusive toggle style for GtkStackSwitcher
  d52fb85... demo: Use .exclusive instead of .linked for flap toggles

Commits added to the branch:

  07c222f... stylesheet: Add .exclusive style
  a65c38a... stylesheet: Use exclusive toggle style for GtkStackSwitcher
  f7d4944... demo: Use .exclusive instead of .linked for flap toggles