Update README.md

Signed-off-by: Armin Shoeibi <68565441+ArminShoeibi@users.noreply.github.com>

bitnami/kafka/README.md

@@ -207,6 +207,7 @@ The configuration can easily be setup with the Bitnami Apache Kafka Docker image
 * `KAFKA_CFG_PROCESS_ROLES`: Node roles when running in KRaft mode. No defaults.
 * `KAFKA_CFG_NODE_ID`: Unique node id, required when running in KRaft mode. No defaults.
 * `KAFKA_CFG_CONTROLLER_QUORUM_VOTERS`: Map of id/endpoint information for the set of controller quorum voters in a comma-separated list of {id}@{host}:{port} entries. No defaults.
+* `KAFKA_RAFT_CLUSTER_ID`: Kafka cluster ID when using Kafka Raft (KRaft). No defaults.
 * `KAFKA_CFG_OFFSETS_TOPIC_REPLICATION_FACTOR`: specifies the replication factor for the `__consumer_offsets` topic. Default: **1**.
 * `KAFKA_CFG_TRANSACTION_STATE_LOG_REPLICATION_FACTOR`: specifies the replication factor for the `__transaction_state` topic. Default: **1**.
 * `KAFKA_CFG_TRANSACTION_STATE_LOG_MIN_ISR`: overrides the `min.insync.replicas` configuration for the `__transaction_state` topic. Default: **1**.