ports/157631: Fix port: databases/gnats should use USERS

[edwin at FreeBSD.org]

Synopsis: Fix port: databases/gnats should use USERS

Responsible-Changed-From-To: freebsd-ports-bugs->ceri
Responsible-Changed-By: edwin
Responsible-Changed-When: Sun Jun 5 18:40:19 UTC 2011
Responsible-Changed-Why: 
Over to maintainer (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=157631