Remove WWW entries moved into port Makefiles
Commit b7f05445c00f has added WWW entries to port Makefiles based on
WWW: lines in pkg-descr files.
This commit removes the WWW: lines of moved-over URLs from these
pkg-descr files.
Approved by: portmgr (tcberner)
new port: databases/dbixx: Tiny C++ wrapper around libdbi for database and SQL
connectivity
PR: 210766
Submitted by: Mohammad S. Babaei <info@babaei.net>