feat: add exclude tags option for openAPI

[Fedeorlandau]

🔗 Linked issue

#3643

❓ Type of change

• 📖 Documentation (updates to the documentation, readme, or JSdoc annotations)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Added an excludeTags option to the openAPI configuration so we can exclude certain tags like the automatically generated Internal one.

This allow us to prevent unwanted routes to be added to the openapi.json file.

Looking forward to see what you guys think!

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[vercel]

@Fedeorlandau is attempting to deploy a commit to the Nitro Team on Vercel.

A member of the Team first needs to authorize it.

[Fedeorlandau]

I can also point this to the latest version of Nitro if needed.