This allows a user to confirm that the DRBG their configuration specified is
being used.
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12931)
Previously, it would indent one space even if zero were specified.
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9725)