Fix code examples in readme.md

Full Changelog: 1.0.0...1.0.1

1.0.0

Initial release of react-hook-form-optimized-controller 🎉

• Added OptimizedFieldController as an alternative to react-hook-form's Controller
• Prevents unnecessary re-renders by only subscribing to value and disabled
• Removes fieldState and formState from render props to enhance performance
• Provides a cleaner and more efficient way to manage controlled components