Merge pull request #233445 from spelluru/ehubtoc0404

Event Hubs - TOC update

Author: AnnaMHuff

articles/event-hubs/TOC.yml

@@ -4,9 +4,9 @@
   items:
     - name: What is Event Hubs?
       href: event-hubs-about.md
-    - name: What is Azure Event Hubs for Apache Kafka?
+    - name: Apache Kafka on Azure Event Hubs
       href: azure-event-hubs-kafka-overview.md
-    - name: Azure Schema Registry in Event Hubs
+    - name: Schema Registry
       href: schema-registry-overview.md      
     - name: Terminology
       href: event-hubs-features.md