Add securityContext to configuration file (#5309)

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Setting developer mode, installing Visual Studio 2022 & fetching and
installing VS components all require elevation. Added `securityContext:
elevated` for these resources. Removed `allowPrerelease: true` for
`Microsoft.WinGet.DSC/WinGetPackage` as it's GA now. Also fixed a bad
link in the docs


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Author: mdanish-kh

.config/configuration.winget

@@ -5,14 +5,17 @@ properties:
     - resource: Microsoft.Windows.Developer/DeveloperMode
       directives:
         description: Enable Developer Mode
+        # Requires elevation for the set operation
+        securityContext: elevated
         allowPrerelease: true
       settings:
         Ensure: Present
     - resource: Microsoft.WinGet.DSC/WinGetPackage
       id: vsPackage
       directives:
         description: Install Visual Studio 2022 (any edition is OK)
-        allowPrerelease: true
+        # Requires elevation for the set operation
+        securityContext: elevated
       settings:
         id: Microsoft.VisualStudio.2022.Community
         source: winget
@@ -21,6 +24,8 @@ properties:
         - vsPackage
       directives:
         description: Install required VS workloads from project .vsconfig file
+        # Requires elevation for the get and set operations
+        securityContext: elevated
         allowPrerelease: true
       settings:
         productId: Microsoft.VisualStudio.Product.Community

doc/Developing.md

@@ -10,7 +10,7 @@
   * .NET Desktop Development
   * Desktop Development with C++
   * Universal Windows Platform Development
-  * Check [.vsconfig file](.vsconfig) for full components list
+  * Check [.vsconfig file](../.vsconfig) for full components list
 
 * [Windows SDK for Windows 11 (10.0.22000.194)](https://developer.microsoft.com/en-us/windows/downloads/sdk-archive/)