Revise to show Blazor instead of MVC or Razor Pages

[danroth27]

Description

Blazor is now our recommended approach to building web UI with ASP.NET Core. We should update this ASP.NET Core Fundamentals overview to show Blazor instead of MVC or Razor Pages

Page URL

https://learn.microsoft.com/en-us/aspnet/core/fundamentals/?view=aspnetcore-8.0&tabs=macos

Content source URL

https://github.com/dotnet/AspNetCore.Docs/blob/main/aspnetcore/fundamentals/index.md

Document ID

8e663029-63b9-2622-f852-9f8a2ec70db3

Article author

@tdykstra

[guardrex]

This is a dup of #33127.

[danroth27]

This is a dup of #33127.

Whoops! 😆