fix(nuxt): Support async middleware handler

[IceHugh]

Description

Changes:

• [Summarize the key changes you have made in the PR.]
• [Provide additional context for the changes if necessary.]

Testing:

• [Explain how to test the change (e.g., run specific commands, test particular scenarios, etc.)]
• [If relevant, describe how to reproduce the issue and confirm the fix works.]

Checklist

• pnpm test runs as expected.
• pnpm build runs as expected.
• (If applicable) JSDoc comments have been added or updated for any package exports.
• (If applicable) Documentation has been updated.

Type of change

• 🐛 Bug fix
• 🌟 New feature
• 🔨 Breaking change
• 📖 Refactoring / dependency upgrade / documentation
• other:

[changeset-bot]

🦋 Changeset detected

Latest commit: 1629a4b

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

This PR includes changesets to release 1 package

Name	Type
@clerk/nuxt	Patch

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Name	Status	Preview	Comments	Updated (UTC)
clerk-js-sandbox	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jan 15, 2025 7:01am

[wobsoriano]

Good find, thanks! We have this fix in the community SDK recently but wasn't able to add it here!