audio: Add AUDIO_CHANNEL_OUT_13POINT_360RA constant

13ch audio constant for 360 Reality Audio.

The enum value is added in system/media/audio/audio-hal-enums.h.
 - Define the same enum to HALv7.
 - Set 13 for the layout from getChannelCount().

Bug: 185100731
Test: Use the value on audio hal and build.
Test: Use the value on audio_policy_configuration.xml and build.
Test: atest android.hardware.audio.common@7.0-util_tests
Change-Id: Ifa37f9be96a94c623e5d4164774c39d05efbbb8b
diff --git a/audio/7.0/config/audio_policy_configuration.xsd b/audio/7.0/config/audio_policy_configuration.xsd
index 007e250..0753fea 100644
--- a/audio/7.0/config/audio_policy_configuration.xsd
+++ b/audio/7.0/config/audio_policy_configuration.xsd
@@ -504,6 +504,7 @@
             <xs:enumeration value="AUDIO_CHANNEL_OUT_7POINT1"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_7POINT1POINT2"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_7POINT1POINT4"/>
+            <xs:enumeration value="AUDIO_CHANNEL_OUT_13POINT_360RA"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_MONO_HAPTIC_A"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_STEREO_HAPTIC_A"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_HAPTIC_AB"/>