fix: improve screen reader accessibility by naming control containers (#4287)

functions/private/Initialize-InstallCategoryAppList.ps1

@@ -31,6 +31,7 @@ function Initialize-InstallCategoryAppList {
             $categoryContainer.Orientation = "Vertical"
             $categoryContainer.Margin = New-Object Windows.Thickness(0, 0, 0, 0)
             $categoryContainer.HorizontalAlignment = [Windows.HorizontalAlignment]::Stretch
+            [System.Windows.Automation.AutomationProperties]::SetName($categoryContainer, $Category)
 
             # Bind Width to the ItemsControl's ActualWidth to force full-row layout in WrapPanel
             $binding = New-Object Windows.Data.Binding