Final updates to new JS interop

[guardrex]

This issue tracks any final updates for release. Thus far, there's only one update to make.

• runMainAndExit() is changing to dotnet.run(). Cross-ref: https://github.com/dotnet/runtime/blob/release/7.0/src/mono/wasm/templates/templates/browser/main.js
• ...

cc: @pavelsavara ... I'll remove you from this leaving it assigned to me and work it on GA day. Please feel free to edit and add update items as needed. Please feel free to add comments to this issue for more GA work as needed.

Hummmm 🤔 ... I guess since you don't have access to this repo that it's preventing the assignment to you. No worries, I'd ping you for any future updates that need feedback. I'll make a note to change the metadata author to me for the updates ☝️.

Wait a sec .... 🤔 ..... I think the RepoMan is what failed on this. I forgot that we'll both need to be assigned to it there for this plan of mine to have any chance of working.

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Document Details

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• ID: efff6954-a035-d1da-5975-af04ff7c05ed
• Version Independent ID: efff6954-a035-d1da-5975-af04ff7c05ed
• Content: Run .NET from JavaScript
• Content Source: aspnetcore/client-side/dotnet-interop.md
• Product: aspnet-core
• Technology: aspnetcore-clientside
• GitHub Login: @pavelsavara
• Microsoft Alias: riande