ports/64767: Update port: textproc/highlight to 2.0.21

[Kirill Ponomarew]

Synopsis: Update port: textproc/highlight to 2.0.21

Responsible-Changed-From-To: freebsd-ports-bugs->krion
Responsible-Changed-By: krion
Responsible-Changed-When: Fri Mar 26 04:44:15 PST 2004
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=64767