[MISC] Adding references to Apache Kafka project (#149)

Author: deusebio

README.md

@@ -14,8 +14,6 @@ The Charmed Operator can be found on [Charmhub](https://charmhub.io/kafka-k8s) a
 - SASL/SCRAM auth for Broker-Broker and Client-Broker authentication enabled by default.
 - Access control management supported with user-provided ACL lists.
 
-The Charmed Kafka K8s Operator uses Kafka binaries released by the The Apache Software Foundation, made available using the [`ubuntu/kafka` OCI image](https://registry.hub.docker.com/r/ubuntu/kafka) distributed by Canonical.
-
 As currently Kafka requires a paired ZooKeeper deployment in production, this operator makes use of the [ZooKeeper K8s Operator](https://github.com/canonical/zookeeper-k8s-operator) for various essential functions.
 
 ## Requirements

metadata.yaml

@@ -1,10 +1,13 @@
 # Copyright 2024 Canonical Ltd.
 # See LICENSE file for licensing details.
 name: kafka-k8s
-display-name: Charmed Kafka K8s
+display-name: Apache Kafka - K8s
 description: |
   Kafka is an event streaming platform. This charm deploys and operates Kafka on
   a K8s environment.
+
+  Apache Kafka is a free, open source software project by the Apache Software Foundation. 
+  Users can find out more at the [Kafka project page](https://kafka.apache.org/).
 summary: Charmed Kafka K8s Operator
 docs: https://discourse.charmhub.io/t/charmed-kafka-k8s-documentation/10296
 source: https://github.com/canonical/kafka-k8s-operator