Make a quick grammar/style pass on the BWA+OIDC article

[guardrex]

Description

While working up the new Entra article, I see a handful of NIT updates that I'd like to make.

Page URL

https://learn.microsoft.com/en-us/aspnet/core/blazor/security/blazor-web-app-with-oidc?view=aspnetcore-8.0

Content source URL

https://github.com/dotnet/AspNetCore.Docs/blob/main/aspnetcore/blazor/security/blazor-web-app-with-oidc.md

Document ID

c3346d3a-346b-8db4-2650-ec044b3f0dd9

Article author

@guardrex