Update backup-azure-vms-enhanced-policy.md

Remove stale preview text for enhanced policy.

Author: sooryar12

articles/backup/backup-azure-vms-enhanced-policy.md

@@ -65,7 +65,6 @@ Follow these steps:
 
      With backup schedule set to **Hourly**, the default selection for start time is **8 AM**, schedule is **Every 4 hours**, and duration is **24 Hours**. Hourly backup has a minimum RPO of 4 hours and a maximum of 24 hours. You can set the backup schedule to 4, 6, 8, 12, and 24 hours respectively.
 
-     Note that Hourly backup frequency is in preview.
 
    - **Instant Restore**: You can set the retention of recovery snapshot from _1_ to _30_ days. The default value is set to _7_.
    - **Retention range**: Options for retention range are autoselected based on backup frequency you choose. The default retention for daily, weekly, monthly, and yearly backup points are set to 180 days, 12 weeks, 60 months, and 10 years respectively. You can customize these values as required.