Review information about changes, deprecations, and desupports.

• Oracle Database Quality of Service (QoS) Management is Deprecated and Desupported in Release 21c
  Starting in Oracle Database release 21c, Oracle Database Quality of Service (QoS) Management is deprecated and desupported.
• Autonomous Heath Framework Scope (AHF Scope) Deprecated
  The Autonomous Health Framework Scope (AHF Scope) feature of Cluster Health Advisor (CHA) is deprecated in Oracle Database 23ai.