Fix Indel --> Intel typo.

Originally committed as revision 6260 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavcodec/indeo2.c b/libavcodec/indeo2.c
index 3814e52..2676aba 100644
--- a/libavcodec/indeo2.c
+++ b/libavcodec/indeo2.c
@@ -1,5 +1,5 @@
 /*
- * Indel Indeo 2 codec
+ * Intel Indeo 2 codec
  * Copyright (c) 2005 Konstantin Shishkov
  *
  * This library is free software; you can redistribute it and/or