[gnome-settings-daemon] (25 commits) Non-fast-forward update to branch wip/hadess/power-empty-notifications

[Bastien Nocera <hadess src gnome org>]

The branch 'wip/hadess/power-empty-notifications' 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:

  af9202e... power: Fix empty power notifications
  b0a9dbd... power: Fix translator comments copy/paste
  a9ca6ee... power: Fix text in media player low battery notifications

Commits added to the branch:

  4019d9c... tests: Fail with exit code 77 for more missing dependencies (*)
  f7da08c... tests: Set OutputChecker thread to be a daemon thread (*)
  e4e6f36... tests: Use poll rather than select (*)
  cf9400e... tests: Add timeout to some more calls (*)
  a8e8843... power: Use addCleanup (*)
  65ea74c... tests: Use addClassCleanup in X11 session helper (*)
  e575515... tests: Use addClassCleanup in GsdTestCase (*)
  148b682... tests: Try showing a backtrace when meson terminates the pr (*)
  eabff3d... tests: Close session/system bus dbus connections (*)
  8461c26... tests: Remove unneeded assert from OutputChecker (*)
  6dc24e0... tests: Correctly handle EOF in OutputChecker (*)
  468fab7... tests: Kill processes instead of just terminating them (*)
  e81e1b5... tests: Use OutputChecker for notification daemon (*)
  dc22db2... tests: Do not use PIPE when not required (*)
  cc675ca... xsettings: Use OutputChecker for tests and wait for daemon  (*)
  edd4e2d... tests: Sync GSettings after modifying them (*)
  eba846d... tests: Move more logic into common test code (*)
  28c6f31... tests: Fix close of invalid file descriptor (*)
  54d0749... tests: Make sure file time changes seconds (*)
  6118827... build: More meson version fixes (*)
  67391a9... tests: Reset org.gnome.desktop.session settings between tes (*)
  2537441... tests: Fix OutputChecker trying to close FD -1 (*)
  b4e6f13... power: Fix empty power notifications
  2e063af... power: Fix translator comments copy/paste
  1e75334... power: Fix text in media player low battery notifications

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