Update Vanilla Extract Example

[SuttonJack]

What?

• Adds an updated Vanilla Extract example
• Note that @vanilla-extract/next-plugin currently requires experimental: { appDir: true } to be set.

Why?

• The documentation currently links to a personal repo
• Closes Moving into Next.js examples repo? SuttonJack/vanilla-extract-app-dir#2

-->

[shuding]

Note that @vanilla-extract/next-plugin currently requires experimental: { appDir: true } to be set.

Maybe we can ship vanilla-extract-css/vanilla-extract#1099 first so that's no longer needed?

[SuttonJack]

@shuding That'd be ideal

--

Edit: shipped and updated the PR - thanks!

[socket-security]

New dependency changes detected. Learn more about Socket for GitHub ↗︎

---

👍 No new dependency issues detected in pull request

Bot Commands

To ignore an alert, reply with a comment starting with @SocketSecurity ignore followed by a space separated list of package-name@version specifiers. e.g. @SocketSecurity ignore foo@1.0.0 bar@* or ignore all packages with @SocketSecurity ignore-all

Pull request alert summary

Issue	Status
Install scripts	✅ 0 issues
Native code	✅ 0 issues
Bin script shell injection	✅ 0 issues
Unresolved require	✅ 0 issues
Invalid package.json	✅ 0 issues
HTTP dependency	✅ 0 issues
Git dependency	✅ 0 issues
Potential typo squat	✅ 0 issues
Known Malware	✅ 0 issues
Telemetry	✅ 0 issues
Protestware/Troll package	✅ 0 issues

---

📊 Modified Dependency Overview:

➕ Added Package	Capability Access	+/- Transitive Count	Publisher
@types/react@18.0.34	None	+0	types