Add `oauth` authentication and `keycloak` authorization improvements to CHANGELOG.md (#3795)
Add `oauth` authentication and `keycloak` authorization improvements to CHANGELOG.md (#3795)

Signed-off-by: Marko Strukelj <531c68b945473135dd29773a582c98d3a7a77ccb@gmail.com>
scholzj/barnabas,scholzj/barnabas,ppatierno/kaas,ppatierno/kaas