Update overview.md

fixed warnings

Author: juliamwang6

articles/azure-resource-manager/custom-providers/overview.md

@@ -7,6 +7,8 @@ ms.date: 06/19/2019
 ms.author: jobreen
 ---
 
+# Azure Custom Resource Providers Overview
+
 > [!IMPORTANT]
 > Custom Resource Providers is currently in public preview.
 > This preview version is provided without a service level agreement, and it's not recommended for production workloads. Certain features might not be supported or might have constrained capabilities.
@@ -26,9 +28,6 @@ ms.author: jobreen
 >
 > If you have any questions, please ask your Microsoft account manager to email [email protected] with your name, company name, email contact, and subscription ID.
 
-
-# Azure Custom Resource Providers Overview
-
 Azure Custom Resource Providers is an extensibility platform to Azure. It allows you to define custom APIs that can be used to enrich the default Azure experience. This documentation describes:
 
 - How to build and deploy an Azure Custom Resource Provider.