[libadwaita] (74 commits) Non-fast-forward update to branch wip/exalm/background-colors

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/background-colors' 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:

  f322cba... a
  511eb2f... o
  ee9ab1b... u

Commits added to the branch:

  198e559... stylesheet: Fix .osd button states (*)
  0844922... doc: Remove the icon bundling section from migration guide (*)
  e2c030b... Drop gitattributes (*)
  e2dd9a2... button-content: Fix setting icon name (*)
  3f4e0d3... carousel: Check if the widget is a child in scroll_to_full( (*)
  da5bf66... avatar: Replace draw_to_pixbuf() with draw_to_texture() (*)
  1a6d235... ci: Bump ABI break commit (*)
  ce2b1bf... leaflet: Clean up homogeneous properties (*)
  e20f39b... ci: Bump ABI break commit (*)
  60ec69f... Add AdwSettings (*)
  8f99e62... Add AdwStyleManager (*)
  e67d767... application: Add style-manager property (*)
  b713a37... application: Remove gtk-application-prefer-dark-theme menti (*)
  1433520... application: Use AdwStyleManager properties to control styl (*)
  6c3bd96... demo: Rework the dark mode button (*)
  e10662d... doc: Mention HdyStyleManager in migration guide (*)
  27e9505... doc: Mention default color scheme change in migration guide (*)
  facaa00... doc: Fix class link (*)
  2a139f5... main: Add adw_is_initialized() (*)
  cb42371... style-manager: Load stylesheet without gtk-theme-name (*)
  bffad8a... settings: Rename has_color_schemes() to get_system_supports (*)
  7f08cd2... settings: Expose system-supports-color-scheme as a property (*)
  1af8ad7... style-manager: Anticipate system-supports-color-schemes cha (*)
  2bf9410... demo: Handle system-supports-color-schemes changes in runti (*)
  263dbac... settings: Add API to override system appearance (*)
  aa7e6f3... settings: Expose in the ABI (*)
  23f15dd... Add a GtkInspector extension (*)
  008631c... action-row: Add a style class to icons (*)
  bcbe55a... combo-row: Add style classes to itself and the dropdown arr (*)
  06aebb8... stylesheet: Fix list row sensitive styles (*)
  4288427... stylesheet: Fix AdwStatusPage icon when insensitive (*)
  0014f47... inspector-page: Implement 'object' property (*)
  6933d3b... Properly check param == NULL || GTK_IS_TYPE (param) (*)
  e9b9a6d... tests: Add AdwStyleManager tests (*)
  e51c091... style-manager: Don't reference non-existent API (*)
  c099901... ci: Refresh the docs image (*)
  b445cde... ci: Refresh the abi checker image (*)
  f813745... ci: Fix a bogus build option (*)
  cd4f8eb... build: Bump GTK version requirement (*)
  86e7767... tab-box: Remove a GTK 4.4.0 check (*)
  2ce45a7... Update POTFILES.in (*)
  c104b7e... avatar: Remove cairo cleanup definitions (*)
  8a82ba3... Update Ukrainian translation (*)
  810ff79... Update Brazilian Portuguese translation (*)
  a2f2c07... Updated Czech translation (*)
  aef5a12... doc: A few migration guide fixes (*)
  82c223a... doc: Add an alpha 2->3 migration guide (*)
  40c19ab... Release 1.0.0.alpha.3 (*)
  eea7a8f... settings: Guard against UnknownMethod when accessing portal (*)
  be85cf1... inspector: Build shared module instead of shared library (*)
  22b4d35... inspector-page: Don't reset color scheme when opening (*)
  4a7c848... stylesheet: Drop unused css files (*)
  546af5d... meson: Remove a trailing line (*)
  bad9233... style-manager: Make our own Empty theme (*)
  06cc122... Update Serbian translation (*)
  1dc240c... Update Finnish translation (*)
  2f03e25... stylesheet: Clean up assistant sidebar (*)
  25ac0df... stylesheet: Remove .sidebar border (*)
  d72a94f... demo: Stop overriding sidebar styles (*)
  4384b9a... demo: Add .background to the flap sidebar (*)
  cd8a13b... demo: Fix a typo (*)
  ad60bd8... stylesheet: Remove sidebar background (*)
  26f97ee... stylesheet: Don't explicitly set menu colors (*)
  8bbcd8a... stylesheet: Extract popover colors (*)
  7cb8699... stylesheet: Extract backdrop headerbar color (*)
  aeb8c4b... stylesheet: Reorganize tab border color (*)
  e152872... stylesheet: Move notebook tab color to header instead (*)
  f081d24... stylesheet: Refresh tab bar styles (*)
  28337e2... stylesheet: Use $dark_fg and $light_fg less (*)
  7dc4836... stylesheet: Extract card colors (*)
  10b6cda... stylesheet: Unify header bar and dark fill colors (*)
  774a6ff... stylesheet: Refresh background colors (*)
  7622a78... stylesheet: Stop special casing popovers in dark variant (*)
  571ccd8... a

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