Merge pull request mendix#10698 from ishan1729/BAK-2192_snapshot_rejection

Adds information on snapshot rejection due to RDS windows

Author: OlufunkeMoronfolu

content/en/docs/deployment/mendix-cloud-deploy/backups/create-backup.md

@@ -30,6 +30,10 @@ To create a backup archive of a licensed app, follow these steps:
 4. Click **Create Backup**.
 
     {{< figure src="/attachments/deployment/mendix-cloud-deploy/backups/create-backup/backupoptions.png" class="no-border" >}}
+    If backup creation overlaps with an RDS backup or maintenance window, the backup may fail immediately. The **Comment** column for the failed backup provides additional details.
+
+   {{< figure src="/attachments/deployment/mendix-cloud-deploy/backups/create-backup/backup-rds-window-failure.png" class="no-border" >}}
+
 
 Once you have created a backup archive, you can download it by clicking **More Options** ({{% icon name="three-dots-menu-horizontal" %}}) then selecting **Download**. For more information, see [Downloading a Backup](/developerportal/operate/download-backup/).