Fix port: games/fgkicker fix mastersite and WWW

• Fixed masteriste, now tarball is avaliable again.
• Fixed WWW on pkg-descr to new URL.
• Added SHA256 on distinfo.
• Maintainer has been CCed.

PR: ports/89890
Submitted by: Jean Milanez Melo <jmelo@freebsdbrasil.com.br>
Approved by: unbreaking of port without additional features