fix(dev): fix incorrect usage of defaultServerConditions as externalConditions

[Andarist]

Atm, module condition is being misapplied to externalConditions and that breaks packages like Emotion (see emotion-js/emotion#3333 )

[changeset-bot]

🦋 Changeset detected

Latest commit: d005142

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 11 packages

Name	Type
@react-router/dev	Patch
@react-router/fs-routes	Patch
@react-router/remix-routes-option-adapter	Patch
create-react-router	Patch
react-router	Patch
react-router-dom	Patch
@react-router/architect	Patch
@react-router/cloudflare	Patch
@react-router/express	Patch
@react-router/node	Patch
@react-router/serve	Patch

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[remix-cla-bot]

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[remix-cla-bot]

Thank you for signing the Contributor License Agreement. Let's get this merged! 🥳

[markdalgleish]

Thanks for the PR! I've pushed some minor refactors, but this looks good to me.