Revert "Special case for fourcc samr and sawb in transcode_audio_new()"

That commit broke audio sample rate changing.

This reverts commit ddac67aa.

modules/stream_out/transcode.c

@@ -1152,11 +1152,7 @@ static int transcode_audio_new( sout_stream_t *p_stream,
                     id->p_decoder->fmt_out.i_codec );
     id->p_encoder->fmt_in.audio.i_format = id->p_decoder->fmt_out.i_codec;
 
-    if( ( id->p_encoder->fmt_out.i_codec == VLC_FOURCC('s','a','m','r') ) ||
-        ( id->p_encoder->fmt_out.i_codec == VLC_FOURCC('s','a','w','b') ) )
     id->p_encoder->fmt_in.audio.i_rate = id->p_encoder->fmt_out.audio.i_rate;
-    else
-        id->p_encoder->fmt_in.audio.i_rate = fmt_last.audio.i_rate;
     id->p_encoder->fmt_in.audio.i_physical_channels =
         id->p_encoder->fmt_out.audio.i_physical_channels;
     id->p_encoder->fmt_in.audio.i_original_channels =