Update active-directory-b2c-custom-setup-adfs2016-idp.md

IEF is GA, so I'm proposing this change based on that.

Author: marcelodiiorio

articles/active-directory-b2c/active-directory-b2c-custom-setup-adfs2016-idp.md

@@ -31,7 +31,7 @@ You need to store your certificate in your Azure AD B2C tenant.
 1. Sign in to the [Azure portal](https://portal.azure.com/).
 2. Make sure you're using the directory that contains your Azure AD B2C tenant. Select the **Directory and subscription filter** in the top menu and choose the directory that contains your tenant.
 3. Choose **All services** in the top-left corner of the Azure portal, and then search for and select **Azure AD B2C**.
-4. On the Overview page, select **Identity Experience Framework - PREVIEW**.
+4. On the Overview page, select **Identity Experience Framework**.
 5. Select **Policy Keys** and then select **Add**.
 6. For **Options**, choose `Upload`.
 7. Enter a **Name** for the policy key. For example, `SamlCert`. The prefix `B2C_1A_` is added automatically to the name of your key.