Temporarily disable UWP builds

[dotMorten]

Description

Temporarily disabling UWP builds failing to link in CI builds

Type of change

• Bug fix
• New sample implementation
• Sample viewer enhancement
• Other enhancement

Platforms tested on

• [ ] WPF .NET 8
• [ ] WPF Framework
• [ ] WinUI
• [ ] MAUI WinUI
• [ ] MAUI Android
• [ ] MAUI iOS
• [ ] MAUI MacCatalyst

Checklist

• [x] Self-review of changes
• [x] All changes work as expected on all affected platforms
• [x] There are no warnings related to changes
• [x] Code is commented and follows .NET conventions and standards
• [x] Codemaid and XAML styler extensions have been run on every changed file
• [x] No unrelated changes have been made to any other code or project files
• [x] Screenshots are correct size and display in description tab (800 x 600 on Windows, MAUI mobile platforms use the MAUI Windows screenshot)