First (rough) stab at oidc4vc comparison

[TelegramSam]

help very much needed.

[rodolfomiranda]

I was listening to this SSI Orbit podcast and I took a note on the following:

• It was developed as a specialized protocol for credential issuance and credential presentation use cases, and with a side use case for pseudonymous user authentication.
• It can also work with DIDComm to bootstrap other protocol workflows.

[rodolfomiranda]

screenshot from Karim presentation at Aires WG call:

[dhh1128]

LGTM