[x64][ARM64][WinUI]Error list shows 3 errors when publishing WinUI application to the Microsoft Store

[XamlTest]

Describe the bug

Error list shows 3 errors when publishing WinUI application to the Microsoft Store.

Steps to reproduce the bug

Environment:
Affected Branch: d17.4
Affected Build: 33103.184

Steps to reproduce:
1.Create a C# Blank App, Packaged (WinUI 3 in Desktop)
2.Right Click the project node, click "Manage NuGet Packages"
3.In the Installed tab, select "Microsoft.WindowsAppSDK", use the latest version or preivous version
4.Click update
5.Right click the project node, click "Packaged and Publish"
6.Click "Create App Packages"
7.Select "Microsoft Store under a new app name", click Next
8.Sign in with a developer account(e.g. XamlTest@hotmail.com), select an existing app name, click Next
9.Click "Create"

Expected behavior

No response

Screenshots

No response

NuGet package version

No response

Windows app type

• UWP
• Win32

Device form factor

No response

Windows version

No response

Additional context

No response

[sbanni]

Maui had a similar issue with their template, it was fixed with this PR.

[Scottj1s]

Fix will be included in Windows App SDK 1.3