Update ffv1 codec long name in the documentation as well.

Originally committed as revision 19750 to svn://svn.ffmpeg.org/ffmpeg/trunk

doc/general.texi

@@ -349,7 +349,7 @@ following image formats are supported:
 @item Electronic Arts TGQ video  @tab     @tab  X
 @item Electronic Arts TQI video  @tab     @tab  X
 @item Escape 124             @tab     @tab  X
-@item FFmpeg codec #1        @tab  X  @tab  X
+@item FFmpeg video codec #1  @tab  X  @tab  X
     @tab experimental lossless codec (fourcc: FFV1)
 @item Flash Screen Video v1  @tab  X  @tab  X
     @tab fourcc: FSV1