Update publisher-verification-overview.md

Added notes to have the PGA MPN be associated with the azure AD tenant

Author: arpitha-dhanapathi

articles/active-directory/develop/publisher-verification-overview.md

@@ -48,6 +48,8 @@ There are a few pre-requisites for publisher verification, some of which will ha
 
 -  An MPN ID for a valid [Microsoft Partner Network](https://partner.microsoft.com/membership) account that has completed the [verification](/partner-center/verification-responses) process. This MPN account must be the [Partner global account (PGA)](/partner-center/account-structure#the-top-level-is-the-partner-global-account-pga) for your organization. 
 
+-  The Azure AD tenant where the app is registered must be associated with the Partner Global account. If it is not the primary tenant associated with the PGA, follow the steps [here] (/partner-center/multi-tenant-account#add-an-azure-ad-tenant-to-your-account) to set up the MPN parnter global account as a multi-tenant account and associate the Azure AD tenant 
+
 -  An app registered in an Azure AD tenant, with a [Publisher Domain](howto-configure-publisher-domain.md) configured.
 
 -  The domain of the email address used during MPN account verification must either match the publisher domain configured on the app or a DNS-verified [custom domain](../fundamentals/add-custom-domain.md) added to the Azure AD tenant.