chore(remix-dev): stop ignoring missing react-dom/client for React 17

[MichaelDeBoey]

This basically reverts @pcattori's #6725 now that we only support React 18

Should have been part of #7121

[changeset-bot]

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Latest commit: 150e5f5

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[github-actions]

🤖 Hello there,

We just published version v0.0.0-nightly-96b05af-20230816 which includes this pull request. If you'd like to take it for a test run please try it out and let us know what you think!

Thanks!