Update tidb-cloud/delete-tidb-cluster-premium.md

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: ljun0712

tidb-cloud/delete-tidb-cluster-premium.md

@@ -19,7 +19,7 @@ You can delete a cluster at any time by performing the following steps:
 3. Click **Delete** in the drop-down menu.
 4. In the cluster deleting window, confirm the deletion:
 
-    Enter <organization name>/<cluster name> to ensure the cluster is deleted correctly.
+    Enter `<organization name>/<cluster name>` to ensure the cluster is deleted correctly.
 
     If you want to restore the cluster sometime in the future, make sure that you have a backup of the cluster. Otherwise, you cannot restore it anymore. For more information about how to back up TiDB Cloud Dedicated clusters, see [Back Up and Restore TiDB Cloud Dedicated Data](/tidb-cloud/backup-and-restore-premium.md).