[libadwaita] (16 commits) Non-fast-forward update to branch wip/exalm/accent

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/accent' 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:

  f543794... stylesheet: Rename selected_bg/fg_color to accent_color/tex
  30c9b53... stylesheet: Drop an unused color
  8fecda4... stylesheet: Rework filled button states again
  6ea5340... stylesheet: Use lighter hover for fills as well
  931217e... stylesheet: Make sure switch and progress bar recoloring wo
  40c7748... stylesheet: Ensure menus are recolorable
  5ea62b8... stylesheet: Ensure status page is recolorable
  462a9d7... stylesheet: Don't add background to message dialog headers
  aa4a86a... stylesheet: Unify accent, destructive, success, warning, er
  7c8c5e1... stylesheet: Expose all the overridable colors publicly
  38336f9... stylesheet: Consistently use gtkalpha()
  87ad5cf... stylesheet: Add and use gtkmix()
  6087622... stylesheet: Implement recoloring for accent and a few other
  ae53bcc... stylesheet: Split accent and destructive color into 2
  b0d84c9... doc: Mention the new accent colors in migration guide

Commits added to the branch:

  6e6529d... stylesheet: Rename selected_bg/fg_color to accent_color/tex
  6f445b6... stylesheet: Drop an unused color
  d47a249... stylesheet: Rework filled button states again
  b26353f... stylesheet: Use lighter hover for fills as well
  1a37932... stylesheet: Make sure switch and progress bar recoloring wo
  8b13cac... stylesheet: Ensure menus are recolorable
  7eae944... stylesheet: Ensure status page is recolorable
  8beca10... stylesheet: Don't add background to message dialog headers
  71c7589... stylesheet: Unify accent, destructive, success, warning, er
  989e35e... stylesheet: Expose all the overridable colors publicly
  599be81... stylesheet: Consistently use gtkalpha()
  3c433bb... stylesheet: Add and use gtkmix()
  f06748d... stylesheet: Implement recoloring for accent and a few other
  aac3ac4... stylesheet: Use a more contrasty accent for foreground
  22057fe... stylesheet: Add the .accent style class
  ca580ce... doc: Mention the new accent color in migration guide