feat(registry): add GPO override warning and WhatIf dry-run previews (#611)

Co-authored-by: Jeffrey <9938813+Raphire@users.noreply.github.com>

Scripts/AppRemoval/RemoveApps.ps1

@@ -25,6 +25,15 @@ function RemoveApps {
         $appslist
     )
 
+    if ($script:Params.ContainsKey("WhatIf")) {
+        foreach ($app in $appslist) {
+            Write-Host "[WhatIf] Remove App Package: $app" -ForegroundColor Cyan
+        }
+
+        Write-Host ""
+        return
+    }
+
     # Determine target from script-level params, defaulting to AllUsers
     $targetUser = GetTargetUserForAppRemoval