Engineering - update winget configuration file (microsoft#183531)

Author: lszomoru

.configurations/configuration.dsc.yaml

@@ -28,6 +28,7 @@ properties:
       settings:
         Name: 'yarn'
         Global: true
+        PackageDirectory: '${WinGetConfigRoot}\..\'
     - resource: Microsoft.WinGet.DSC/WinGetPackage
       directives:
         description: Install Python 3.10
@@ -55,4 +56,12 @@ properties:
         includeRecommended: true
         components:
           - Microsoft.VisualStudio.Workload.VCTools
+    - resource: YarnDsc/YarnInstall
+      dependsOn:
+        - npm
+      directives:
+        description: Install dependencies
+        allowPrerelease: true
+      settings:
+        PackageDirectory: '${WinGetConfigRoot}\..\'
   configurationVersion: 0.2.0