[Unattended answer file/DTSS] Add MSStore apps update starter script

Author: CodingWonders

DISMTools.vbproj

@@ -1201,6 +1201,7 @@
     <None Include="docs\css\fonts\Roboto-Slab-Regular.woff2" />
     <None Include="docs\search\search_index.json" />
     <None Include="docs\sitemap.xml.gz" />
+    <None Include="Elements\AutoUnattend\StarterScripts\WhenFirstUserLogsOn\Update Microsoft Store Apps.dtss" />
     <None Include="Elements\AutoUnattend\StarterScripts\WhenFirstUserLogsOn\Invoke WinUtil configuration.dtss" />
     <None Include="Elements\AutoUnattend\StarterScripts\WhenFirstUserLogsOn\Set up a custom wallpaper.dtss" />
     <None Include="Helpers\dthelper.bat">

Elements/AutoUnattend/StarterScripts/WhenFirstUserLogsOn/Update Microsoft Store Apps.dtss

@@ -0,0 +1,7 @@
+Language: Batch
+
+@echo off
+echo Updating all Microsoft Store applications. This could take a while...
+powershell -command Get-CimInstance -Namespace "Root\cimv2\mdm\dmmap" -ClassName "MDM_EnterpriseModernAppManagement_AppManagement01" ^| Invoke-CimMethod -MethodName UpdateScanMethod >nul 2>&1
+echo Showing updates page...
+start ms-windows-store://downloadsandupdates