Print out bad content octets.
Print out bad content octets.

If asn1parse doesn't like a structure print out the content octets
for diagnostic purposes.

Reviewed-by: Richard Levitte <5fb523282dd7956571c80524edc2dccfa0bd8234@openssl.org>

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