[gtk] (13 commits) Non-fast-forward update to branch flatpak-build-sassc

[Matthias Clasen <matthiasc src gnome org>]

The branch 'flatpak-build-sassc' 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:

  f8da119... testsuite: Fix css style tests
  42efd2b... Build sassc as a dependency for flatpaks

Commits added to the branch:

  f291518... tests/testdnd2.c: Don't include unistd.h unconditionally (*)
  69ed4c9... demos/widget-factory/widget-factory.c: Include stdlib.h (*)
  f8d3845... meson/MSVC builds: Use -utf-8 where available (*)
  a3be0ec... Don't use xsettings or xft defaults in testsuite (*)
  85e5922... filechooser portal: Free portal proxy when bus connection c (*)
  008eb04... tests: Initialize dbus before gtk (*)
  a1856c3... a11y tests: Ignore "active" flag on toplevel (*)
  ac7dd02... Merge branch 'master.msvc' into 'master' (*)
  34cc680... testsuite: Fix bloomfilter style tests (*)
  d1bd127... testsuite: Make tests run without a11y bus (*)
  e41e807... css tests: Ignore ".csd" vs ".solid-csd" (*)
  8703c7b... Merge branch 'better-test-isolation-2' into 'master' (*)
  285baa7... Build sassc as a dependency for flatpaks

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