[mutter] (5 commits) Non-fast-forward update to branch wip/carlosg/rt-scheduler

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/rt-scheduler' 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:

  c53c47a... core: Drop all capabilities before running the main loop
  e857deb... backends/native: Add rt-scheduler experimental key to set R

Commits added to the branch:

  475a28b... backends: Externalize the post-init backend phase
  03d044e... backends: Shuffle backend initialization
  dd9be15... core: Move unix signal handler later in the process
  d9eeafa... core: Drop all capabilities on initialization
  59013eb... core: Set a SCHED_RR scheduler priority on Wayland sessions