Create sub for WN .NET 10.0

[Rick-Anderson]

Description

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Page URL

https://learn.microsoft.com/en-us/aspnet/core/release-notes/aspnetcore-9.0?view=aspnetcore-10.0

Content source URL

https://github.com/dotnet/AspNetCore.Docs/blob/main/aspnetcore/release-notes/aspnetcore-10.0.md

Article author

@Rick-Anderson

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