Add TIOCGETA to the tame list for TAME_IOCTL.
Add TIOCGETA to the tame list for TAME_IOCTL.

This is used by readpassphrase() and curses.

ok deraadt@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars