Work around even more Estonian ID card misissuances.

Not content with signing negative RSA moduli, still other Estonian IDs have too
many leading zeros. Work around those too.

This workaround will be removed in six months.

BUG=534766

Change-Id: Ica23b1b1499f9dbe39e94cf7b540900860e8e135
Reviewed-on: https://boringssl-review.googlesource.com/5980
Reviewed-by: Adam Langley <agl@google.com>
6 files changed