game list: add "sacred gold"

[®]

the old game can be purchased new but the updates to remove starforce
are no longer available.

http://www.ascaron.com/gb/gb_service/index.html

Since the 'new' changelog for the current update makes no reference to
starforce I assume it is not removed:

http://eng.sacred-game.com/changelog.php?showversion=431

[analogue]

Done, thanks