Assesment of the calls to OpenID4V*

[puria]

• check that the calls adehers to the signatures of the specs
• write for each of the params of the calls a unit test (stepci for http and zencode/zenroom/slangroom for the crypto)

[puria]

https://github.com/eu-digital-identity-wallet/eudi-srv-web-issuing-eudiw-py/blob/main/api_docs/pid_oidc_auth.md

[puria]

https://chatgpt.com/share/b10aefca-f859-4f53-ab6f-bd188f620013