Update /etc/asound.state file for stout.
Update /etc/asound.state file for stout.

Turn on HDMI output: We don't change the setting once initialized
and want to keep it always on.

Turn off headphone output: This should have no visible difference.
Just make the default setting consistent with other machines.

BUG=chrome-os-partner:13850
TEST=play youtube when HDMI cable is connected

Change-Id: Ie8bd5ed8a74c5027d1609e954de635c485c2dcfb
Reviewed-on: https://gerrit.chromium.org/gerrit/33194
Reviewed-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>
Commit-Ready: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>
Tested-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>

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