audio: Set analog port as default audio out

cherry-picked from upstream device/linaro/dragonboard project.

For db845c, set Analog stereo speakers port as
default audio out since HDMI audio out is WIP.

"PCM_DEVICE 0" corresponds to HDMI audio out (WIP).
"PCM_DEVICE 1" is 8 Ohm Analog speakers.

Change-Id: I818fe380ab0f4094f7364aa4357045b1927dc56b
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
diff --git a/audio/audio_hw.c b/audio/audio_hw.c
index 805e2cd..13eb468 100644
--- a/audio/audio_hw.c
+++ b/audio/audio_hw.c
@@ -40,7 +40,7 @@
 #include <tinyalsa/asoundlib.h>
 
 #define PCM_CARD 0
-#define PCM_DEVICE 0
+#define PCM_DEVICE 1
 
 
 #define OUT_PERIOD_MS 15