Export things we need for CommentEditor

[owenniblock]

Because we're housing the MarkdownToolbar in dotcom, we need to export a couple of things that we use there.

Changelog

New

Exports createComponent Exports ComponentProps

Changed

Removed

Rollout strategy

• [ ] Patch release
• [x] Minor release
• [ ] Major release; if selected, include a written rollout or migration plan
• [ ] None; if selected, include a brief description as to why

Testing & Reviewing

Merge checklist

• [ ] Added/updated tests
• [ ] Added/updated documentation
• [ ] Added/updated previews (Storybook)
• [ ] Changes are SSR compatible
• [ ] Tested in Chrome
• [ ] Tested in Firefox
• [ ] Tested in Safari
• [ ] Tested in Edge
• [ ] (GitHub staff only) Integration tests pass at github/github (Learn more about how to run integration tests)

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 8fe6af5bf897e38c7cd3b58b181051df8a9e9cd4

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

This PR includes changesets to release 1 package

Name	Type
@primer/react	Minor

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[github-actions[bot]]

size-limit report 📦

Path	Size
packages/react/dist/browser.esm.js	88.37 KB (+0.15% 🔺)
packages/react/dist/browser.umd.js	88.54 KB (-0.17% 🔽)

[owenniblock]

Related / similar PR: https://github.com/primer/react/pull/4504