Added Node10 as a prerequisite.

Author: MaryanneNjeri

articles/azure-app-configuration/pull-key-value-devops-pipeline.md

@@ -18,7 +18,8 @@ The [Azure App Configuration](https://marketplace.visualstudio.com/items?itemNam
 - Azure subscription - [create one for free](https://azure.microsoft.com/free/)
 - App Configuration store - create one for free in the [Azure portal](https://portal.azure.com).
 - Azure DevOps project - [create one for free](https://go.microsoft.com/fwlink/?LinkId=2014881)
-- Azure App Configuration task - download for free from the [Visual Studio Marketplace](https://marketplace.visualstudio.com/items?itemName=AzureAppConfiguration.azure-app-configuration-task#:~:text=Navigate%20to%20the%20Tasks%20tab,the%20Azure%20App%20Configuration%20instance.).  
+- Azure App Configuration task - download for free from the [Visual Studio Marketplace](https://marketplace.visualstudio.com/items?itemName=AzureAppConfiguration.azure-app-configuration-task#:~:text=Navigate%20to%20the%20Tasks%20tab,the%20Azure%20App%20Configuration%20instance.). 
+- [Node 10](https://nodejs.org/en/blog/release/v10.21.0/) - for users running the task on self-hosted agents. 
 
 ## Create a service connection