Add midis user to audio group

This allows the MIDI service to perform ioctls on /dev/snd.

BUG=chromium:701005
TEST=emerge-veyron_minnie midis
CQ-DEPEND=CL:*338552

Change-Id: Id9447dd73c36d662ca534b3a54deb06dfa8f6879
Reviewed-on: https://chromium-review.googlesource.com/456743
Commit-Ready: Prashant Malani <pmalani@google.com>
Tested-by: Prashant Malani <pmalani@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed
tree: 8d19c341d45319b6cba10dc414ed8e86d3dbe75a
  1. PRESUBMIT.cfg
  2. eclass/
  3. metadata/
  4. profiles/