[feat] extract and export types from create-svelte

[mrkldshv]

Export types from create-svelte package.

Closes #7053.

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🦋 Changeset detected

Latest commit: 358c81d

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

This PR includes changesets to release 1 package

Name	Type
create-svelte	Patch

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[Rich-Harris]

thank you