Update april-2024.md

Author: xboxeer

articles/mysql/flexible-server/release-notes/april-2024.md

@@ -19,8 +19,9 @@ All existing engine version server upgrades to 8.0.36 engine version.
 To check your engine version, run `SELECT VERSION();` command at the MySQL prompt
 
 ## Features
-- Support for Azure Defender for Azure DB for MySQL Flexible Server
-
+### Microsoft Defender for Cloud 
+- Introducing Defender for Cloud support to simplify security management with threat protection from anomalous database activities in Azure Database for MySQL flexible server instances.
+  
 ## Improvement
 - Expose old_alter_table for 8.0.x.