audio: Disable voice log by default

Change-Id: I56c54fe1f3d75cbd05693f98f2f2210ea13295dc
diff --git a/audio/voice.c b/audio/voice.c
index 1965379..93536c8 100644
--- a/audio/voice.c
+++ b/audio/voice.c
@@ -15,7 +15,7 @@
  */
 
 #define LOG_TAG "audio_hw_voice"
-#define LOG_NDEBUG 0
+/*#define LOG_NDEBUG 0*/
 /*#define VERY_VERY_VERBOSE_LOGGING*/
 #ifdef VERY_VERY_VERBOSE_LOGGING
 #define ALOGVV ALOGV