Az.Cdn v4.0.0-preview

https://www.powershellgallery.com/packages/Az.Cdn/4.0.0-preview

Version 4.0.0-preview

• Upgraded api version to 2024-05-01-preview
• Added support for classic CDN migrated to AFD
• Bypassed object id validation for KeyVault access policy during Start-AzFrontDoorCdnProfilePrepareMigration