Merge pull request #1108 from oracle-devrel/open_source_bp

remove oci managed kafka

Author: phantompete

data-platform/open-source-data-platforms/README.md

@@ -7,7 +7,6 @@ Open Source Data Platforms continue to extend the Oracle Data Platform with Key
 - OCI Cache (Redis, Valkey)
 - OCI Data Flow (Apache Spark)
 - OCI Streaming (Kafka)
-- OCI Managed Kafka
 - OCI OpenSearch
 - OCI NoSQL