feat: Bump WinAppSDK to 1.8.251003001

[MartinZikmund]

GitHub Issue (If applicable): closes #

PR Type Feature

What kind of change does this PR introduce?

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Internal Issue (If applicable):

[jeromelaban]

@copilot the build is failing with the following:

D:\a\uno.templates\uno.templates\.dotnet\sdk\10.0.100\Microsoft.Common.CurrentVersion.targets(5381,5): error MSB3030: Could not copy the file "C:\Users\runneradmin\.nuget\packages\microsoft.maui.controls.compatibility\10.0.0\lib\net10.0-windows10.0.20348\Microsoft.Maui\Handlers\HybridWebView\HybridWebView.js" because it was not found. [D:\a\uno.templates\uno.templates\Issue396\Issue396\Issue396.csproj::TargetFramework=net10.0-windows10.0.26100]
D:\a\uno.templates\uno.templates\.dotnet\sdk\10.0.100\Microsoft.Common.CurrentVersion.targets(5381,5): error MSB3030: Could not copy the file "C:\Users\runneradmin\.nuget\packages\microsoft.maui.controls.core\10.0.0\lib\net10.0-windows10.0.20348\Microsoft.Maui\Handlers\HybridWebView\HybridWebView.js" because it was not found. [D:\a\uno.templates\uno.templates\Issue396\Issue396\Issue396.csproj::TargetFramework=net10.0-windows10.0.26100]
D:\a\uno.templates\uno.templates\.dotnet\sdk\10.0.100\Microsoft.Common.CurrentVersion.targets(5381,5): error MSB3030: Could not copy the file "C:\Users\runneradmin\.nuget\packages\microsoft.maui.core\10.0.0\lib\net10.0-windows10.0.20348\Microsoft.Maui\Handlers\HybridWebView\HybridWebView.js" because it was not found. [D:\a\uno.templates\uno.templates\Issue396\Issue396\Issue396.csproj::TargetFramework=net10.0-windows10.0.26100]

Search in github and microsoft docs for answers.

[Copilot]

@jeromelaban I've opened a new pull request, #1863, to work on those changes. Once the pull request is ready, I'll request review from you.

[jeromelaban]

Blocked by dotnet/maui#32683