[bulk] validation: add missing description

Author: LSchaufMS

memdocs/configmgr/develop/core/understand/how-to-deploy-a-site-system-role--example---fallback-status-point-.md

@@ -1,6 +1,7 @@
 ---
 title: "Deploy a Site System Role"
 titleSuffix: "Configuration Manager"
+description: "The features and capabilities of a site are determined by the site roles applied to it. Configuring a site is performed through Windows Management Instrumentation (WMI) classes."
 ms.date: "09/20/2016"
 ms.prod: "configuration-manager"
 ms.technology: configmgr-sdk

memdocs/configmgr/develop/reference/compliance/sms_cicontentpackage-server-wmi-class.md

@@ -1,6 +1,7 @@
 ---
 title: "SMS_CIContentPackage Class"
 titleSuffix: "Configuration Manager"
+description: "The SMS_CIContentPackage WMI class represents the relationship between configuration item and associated content to `SMS Package` where the binary content is packaged and distributed."
 ms.date: "09/20/2016"
 ms.prod: "configuration-manager"
 ms.technology: configmgr-sdk

memdocs/configmgr/develop/reference/mdm/requestretire-method-in-class-sms_devicemethods.md

@@ -1,6 +1,7 @@
 ---
 title: "RequestRetire Method"
 titleSuffix: "Configuration Manager"
+description: "The RequestRetire Windows Management Instrumentation (WMI) class method requests the retirement of this device from Configuration Manager"
 ms.date: "09/20/2016"
 ms.prod: "configuration-manager"
 ms.technology: configmgr-sdk