Adding opus to media_codecs.xml

Adding an entry to opus software decoder to media_codecs.xml

Change-Id: I3405e4d5791ba20b9c7657eeb38ad92551b5d2bc
diff --git a/media_codecs.xml b/media_codecs.xml
index 3ac942b..bfdaf75 100644
--- a/media_codecs.xml
+++ b/media_codecs.xml
@@ -101,6 +101,7 @@
         <MediaCodec name="OMX.google.g711.alaw.decoder" type="audio/g711-alaw" />
         <MediaCodec name="OMX.google.g711.mlaw.decoder" type="audio/g711-mlaw" />
         <MediaCodec name="OMX.google.vorbis.decoder" type="audio/vorbis" />
+        <MediaCodec name="OMX.google.opus.decoder" type="audio/opus" />
         <MediaCodec name="OMX.google.gsm.decoder" type="audio/gsm" />
 
         <MediaCodec name="OMX.google.mpeg4.decoder" type="video/mp4v-es" />