Mismatched namespace for inserting DbInitializer code

[rswetnam]

In section https://docs.microsoft.com/en-us/aspnet/core/data/ef-rp/intro?view=aspnetcore-2.2&tabs=visual-studio#add-code-to-initialize-the-db-with-test-data, user is instructed: "In the Data folder, create a new class file named DbInitializer.cs and add the following code:" The code however, uses the namespace ContosoUniversity.Models.

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• ID: 7a54c97f-ddd4-b041-5e5f-a2df009ace50
• Version Independent ID: fa488196-1f98-08ea-adcc-17d9dac86727
• Content: Razor Pages with Entity Framework Core in ASP.NET Core - Tutorial 1 of 8
• Content Source: aspnetcore/data/ef-rp/intro.md
• Product: aspnet-core
• GitHub Login: @Rick-Anderson
• Microsoft Alias: riande

[Rick-Anderson]

That's because the scaffolder generates the wrong namespace.
See dotnet/Scaffolding#822
Dup of #10181