chore: add sd jwt draft

README.md

@@ -182,6 +182,7 @@ Where to discover learning resources about OpenID Connect.
 - [OpenID Connect Federation 1.0](https://openid.net/specs/openid-federation-1_0.html) - Draft specifications for putting in place bilateral federations between to organizations.
 - [Financial-grade API: Client Initiated Backchannel Authentication Profile](https://openid.net/specs/openid-financial-api-ciba.html) - Financial services profile specifications for Client Initiated Backchannel Authentication (aka CIBA).
 - [OAuth 2.0 for Browser-Based Apps](https://datatracker.ietf.org/doc/html/draft-ietf-oauth-browser-based-apps) - Security and usability best practice for OAuth usage in Browser-based apps.
+- [Selective Disclosure for JWTs (SD-JWT)](https://datatracker.ietf.org/doc/draft-ietf-oauth-selective-disclosure-jwt/) - Specification for selective disclosure of JWT elements.
 
 ### Websites