Update on added support for DNS refresh

Author: srdan-bozovic-msft

azure-sql/managed-instance/frequently-asked-questions-faq.md

@@ -357,7 +357,7 @@ Yes. See [How to configure a Custom DNS for Azure SQL Managed Instance](./custom
 
 **Can I do DNS refresh?**
 
-Currently, we don't provide a feature to refresh DNS server configuration for SQL Managed Instance.
+Yes. See [Synchronize virtual network DNS servers setting on SQL Managed Instance virtual cluster](./synchronize-vnet-dns-servers-setting-on-virtual-cluster.md).
 
 DNS configuration is eventually refreshed:
 
@@ -524,4 +524,4 @@ You can vote for a new Managed Instance feature or put a new improvement idea on
 
 **How can I create Azure support request?**
 
-To learn how to create Azure support request, see [How to create Azure support request](../../azure-portal/supportability/how-to-create-azure-support-request.md).
+To learn how to create Azure support request, see [How to create Azure support request](../../azure-portal/supportability/how-to-create-azure-support-request.md).