Added preview tag to titles

Author: johnmarco

articles/openshift/confidential-containers-deploy.md

@@ -10,7 +10,7 @@ ms.date: 11/04/2024
 ms.custom: template-how-to
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-# Deploy Confidential Containers in an Azure Red Hat OpenShift (ARO) cluster
+# Deploy Confidential Containers in an Azure Red Hat OpenShift (ARO) cluster (Preview)
 
 This article describes the steps required to deploy Confidential Containers for an ARO cluster. This process involves two main parts and multiple steps:
 

articles/openshift/confidential-containers-overview.md

@@ -7,7 +7,7 @@ ms.service: azure-redhat-openshift
 ms.topic: conceptual
 ms.date: 11/04/2024
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-# Confidential Containers with Azure Red Hat OpenShift
+# Confidential Containers with Azure Red Hat OpenShift (Preview)
 
 Confidential Containers offer a robust solution to protect sensitive data within cloud environments. By using hardware-based trusted execution environments (TEEs), Confidential Containers provide a secure enclave within the host system, isolating applications and their data from potential threats. This isolation ensures that even if the host system is compromised, the confidential data remains protected.