Description

Affected case:
Single Pre-selection (Vertical list)
Multiple Pre-selection (Vertical list)

Steps to Reproduce

Steps to Reproduce

1. Deploy https://devdiv.visualstudio.com/Pkgs/_git/VS.TestAssets.Xaml?path=/Assets/Projects/ManualMauiTests to Windows.
2. Navigate to 'I CollectionView' ->'I4 Selection '
3. Open Single Pre-selection or Multiple Pre-selection Page
4. Check the default items should be highlighted

Actual Behavior:

Expected Behavior:
The fourth item should be highlighted by default.

Link to public reproduction project repository

https://devdiv.visualstudio.com/Pkgs/_git/VS.TestAssets.Xaml?path=/Assets/Projects/ManualMauiTests

Version with bug

Microsoft.Maui.Controls 8.0.70-ci.net8.24325.2

Is this a regression from previous behavior?

Not a regression, The issue also repro on 8.0.61& 8.0.3

Affected platforms

iOS, Windows, macOS