bullhead/audio: update audio_platform_info for voice lineout

 - Add SND_DEVICE_OUT_VOICE_LINE for assign tuning value
   when use LINEOUT as call device.

BUG=26131178

Change-Id: I0627fb4448d23abbcc5a0da1a09c528084b0444e

diff --git a/audio_platform_info.xml b/audio_platform_info.xml
index 9e249c6..2e407a8 100644
--- a/audio_platform_info.xml
+++ b/audio_platform_info.xml

@@ -34,6 +34,7 @@
         <device name="SND_DEVICE_OUT_SPEAKER_PROTECTED" acdb_id="101"/>
         <device name="SND_DEVICE_OUT_SPEAKER" acdb_id="14"/>
         <device name="SND_DEVICE_OUT_LINE" acdb_id="10"/>
+        <device name="SND_DEVICE_OUT_VOICE_LINE" acdb_id="10"/>
         <device name="SND_DEVICE_OUT_SPEAKER_AND_LINE" acdb_id="10"/>
         <device name="SND_DEVICE_OUT_SPEAKER_SAFE_AND_LINE" acdb_id="10"/>
         <device name="SND_DEVICE_OUT_VOICE_SPEAKER" acdb_id="14"/>