[client] Missing the X509V3ExtensionsType fields on X509Certificate

[pdamoune]

Add the missing fields on x509certificate creation

Source: V6.8.8

Problem to Solve

When creating the observable entity X509Certificate, the fields coming from X509V3ExtensionsType are not mapped.

https://github.com/OpenCTI-Platform/opencti/blob/6.8.8/opencti-platform/opencti-graphql/config/schema/opencti.graphql#L9445-L9476

https://github.com/OpenCTI-Platform/client-python/blob/6.8.8/pycti/entities/opencti_stix_cyber_observable.py#L657-L715

entity fields	mapped in pycti
basic_constraints	❌
name_constraints	❌
policy_constraints	❌
key_usage	❌
extended_key_usage	❌
subject_key_identifier	❌
authority_key_identifier	❌
subject_alternative_name	❌
issuer_alternative_name	❌
subject_directory_attributes	❌
crl_distribution_points	❌
inhibit_any_policy	❌
private_key_usage_period_not_before	❌
private_key_usage_period_not_after	❌
certificate_policies	❌
policy_mappings	❌

Current Workaround

Create the entity without this fields

Proposed Solution

Add the fields' mapping