cosmetics

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@6032 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/audioconvert.c

 /*
- * audio conversation
+ * audio conversion
  * Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
  *
  * This library is free software; you can redistribute it and/or
@@ -20,7 +20,7 @@
 
 /**
  * @file audioconvert.c
- * audio conversation
+ * audio conversion
  * @author Michael Niedermayer <michaelni@gmx.at>
  */