### Who is this for and what problem do they have today? <!-- Describe the user and relevant workflows Describe the current pain points the user has --> [KIP-1274](https://cwiki.apache.org/confluence/display/KAFKA/KIP-1274%3A+CIDR-based+Host+Patterns+for+ACLs) adds the ability to use CIDR-base Host patterns for ACLs. ### What are the success criteria? <!-- Describe what the desired outcome looks like Focus on user requirements, not technical implementation Note any requirements specifically out of scope --> Redpanda supports KIP-1274 ### Why is solving this problem impactful? <!-- Describe benefit and urgency for the user and Redpanda --> Makes things easier ### Additional notes <!-- Relevant GH issues and pull requests Dependencies on other features or components Link to PRD or Eng Proposal as needed --> Ticket generated from discussion https://github.com/redpanda-data/redpanda/discussions/29390