HEADSUP maintainers: Change in openssl package requires change in setup.hint

[Andrew Schulman]

> So, what we have to do is to convert *ALL* existing package dependencies
> from "openssl" to "libopenssl098".  I'm going to do this in the
> setup.hint files on cygwin.com, but, please do this in your local copy
> of your setup.hint files as well.

Done.