doc/faq: remove Delphi/Pascal entry.

Link is dead.

doc/faq.texi

@@ -521,10 +521,6 @@ to use them you have to append -D__STDC_CONSTANT_MACROS to your CXXFLAGS
 You have to create a custom AVIOContext using @code{avio_alloc_context},
 see @file{libavformat/aviobuf.c} in FFmpeg and @file{libmpdemux/demux_lavf.c} in MPlayer or MPlayer2 sources.
 
-@section Where can I find libav* headers for Pascal/Delphi?
-
-see @url{http://www.iversenit.dk/dev/ffmpeg-headers/}
-
 @section Where is the documentation about ffv1, msmpeg4, asv1, 4xm?
 
 see @url{http://www.ffmpeg.org/~michael/}