Update date in request of author

Melony QIN · web-flow · commit 2ea727512c0b · 2018-07-20T15:59:18.000+02:00
diff --git a/articles/automation/automation-dsc-onboarding.md b/articles/automation/automation-dsc-onboarding.md
@@ -7,6 +7,7 @@ ms.component: dsc
 author: georgewallace
 ms.author: gwallace
 ms.topic: conceptual
+ms.date: 07/20/2018
 manager: carmonm
 ---
 # Onboarding machines for management by Azure Automation DSC
