audio: intial change to enable compilation on android-o

intial change to enable compilation on android-o.

Change-Id: Iea384881e421c1efd8355f680fd7291068193feb
diff --git a/hal/audio_extn/utils.c b/hal/audio_extn/utils.c
index 217f110..fd35e28 100644
--- a/hal/audio_extn/utils.c
+++ b/hal/audio_extn/utils.c
@@ -1204,7 +1204,6 @@
     case AUDIO_FORMAT_AAC_LATM:
         id = SND_AUDIOCODEC_AAC;
         break;
-    case AUDIO_FORMAT_PCM_OFFLOAD:
     case AUDIO_FORMAT_PCM:
         id = SND_AUDIOCODEC_PCM;
         break;