fix(nuxi): fix issues with `nuxi upgrade`

[pi0]

🔗 Linked issue

❓ Type of change

• [ ] 📖 Documentation (updates to the documentation or readme)
• [x] 🐞 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)
• [ ] ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

• Handle situation when local nuxt is not installed
• Fix typo introduced in #6125 for force-upgrade cleanup
• Improve rmRecursive util to validate input, gracefully handle errors and support debugger

📝 Checklist

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

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