[libadwaita] (5 commits) Non-fast-forward update to branch wip/exalm/bump-gtk

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/bump-gtk' 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:

  2c406b1... ci: Refresh the docs image
  e862a8f... ci: Refresh the abi checker image
  3fa5d29... ci: Fix a bogus build option
  1a9837b... build: Bump GTK version requirement

Commits added to the branch:

  e51c091... style-manager: Don't reference non-existent API (*)
  534585e... ci: Refresh the docs image
  f880b11... ci: Refresh the abi checker image
  f0936a8... ci: Fix a bogus build option
  488b91e... build: Bump GTK version requirement

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