Merge commit '46439e15'

* commit '46439e15':
  mp2: match twolame default options

Not merged as the change breaks fate, also forcing resampling to specific sample rate
reduces quality, and would be like rescaling every movie to 1080.
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/mpegaudioenc_template.c

@@ -773,7 +773,7 @@ static int MPA_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
 }
 
 static const AVCodecDefault mp2_defaults[] = {
-    { "b",    "128k" },
+    { "b", "128k" },
     { NULL },
 };