Added prerequisites to the beginning of the article

Author: garrodonnell

articles/active-directory-b2c/identity-provider-local.md

@@ -4,12 +4,12 @@ titleSuffix: Azure AD B2C
 description: Define the identity types uses can use to sign-up or sign-in (email, username, phone number) in your Azure Active Directory B2C tenant.
 services: active-directory-b2c
 author: kengaderdus
-manager: CelesteDG
+manager: CelesteDGgit status
 
 ms.service: active-directory
 ms.workload: identity
 ms.topic: how-to
-ms.date: 09/16/2021
+ms.date: 09/02/2022
 ms.author: kengaderdus
 ms.subservice: B2C
 zone_pivot_groups: b2c-policy-type
@@ -34,6 +34,11 @@ To configure settings for social or enterprise identities, where the identity of
 
 ::: zone pivot="b2c-user-flow"
 
+## Prerequisites
+
+[!INCLUDE [active-directory-b2c-customization-prerequisites](../../includes/active-directory-b2c-customization-prerequisites.md)]
+
+
 ## Configure local account identity provider settings