Merge pull request #231023 from kabharati/patch-51

Update concepts-azure-ad-authentication.md

Author: prmerger-automator[bot]

articles/postgresql/flexible-server/concepts-azure-ad-authentication.md

@@ -89,11 +89,6 @@ Once you've authenticated against the Active Directory, you then retrieve a toke
 
 - Azure Database for PostgreSQL Flexible Server matches access tokens to the database role using the user’s unique Azure Active Directory user ID, as opposed to using the username. If an Azure AD user is deleted and a new user is created with the same name, Azure Database for PostgreSQL Flexible Server considers that a different user. Therefore, if a user is deleted from Azure AD and a new user is added with the same name the new user won't be able to connect with the existing role.
 
-## Limitations
-
-- PG bouncer is currently supported for newly created servers and we are going to support existing servers very soon..
-
-
 
 ## Next steps