[openssl-announce] FTP access being taken down

[Eugene Grosbein]

Hi!

OpenSSL announced takedown of ftp://ftp.openssl.org/:
https://mta.openssl.org/pipermail/openssl-announce/2016-September/000075.html

Our ports collection has several links to this FTP server that should be changed now
in Makefiles of following ports:

devel/mingw32-openssl
security/openssl-devel
security/openssl

Ports maintainers CC'd.