RBAC: RBAC provider that uses Kafka ACLs

[Haarolean]

Discussed in #482

^{Originally posted by craiglservin July 15, 2024}
By combining an Oauth2 Identity provider with the existing Topic ACLs and using the identity from Oauth to match the subject of the ACLs it would allow for a very easy rollout of kafka-ui without having to produce/update any special RBAC configuration file.