fix: `nuxt-directus` docs domain and maintainers

[sandros94]

🔗 Linked issue

resolves: nuxt-directus#276 follow up for: nuxt-directus#270

❓ Type of change

• [x] 📖 Documentation (updates to the documentation or readme)
• [ ] 🐞 Bug fix (a non-breaking change that fixes an issue)
• [ ] 👌 Enhancement (improving an existing functionality)
• [ ] ✨ 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

Updates the domain for the documentation and maintainers list.