Using OpenSSL 3.0.7, packaged by OpenVPN Windows installer, causes EasyRSA command 'build-ca' to fail, because it does not have an input password to re-open the private key, which is required to generate the CA certificate. Provide the user specified CA passphrase as input password for build-ca. Signed-off-by: Richard T Bonhomme <tincantech@protonmail.com>