Make sure that 80-test_ca.t finds all the config files
Make sure that 80-test_ca.t finds all the config files

This recipe counted too much on being called with test/ as its current
working directory.  That's a mistake on, for example, Windows.

Reviewed-by: Rich Salz <c04971a99e5a9ee80eaab4b1deb37e845b0bd697@openssl.org>

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl