Add react-native-earl-toastify library details

[Swif7ify]

📝 Why & how

adds react-native-earl-toastify to the React Native libraries directory. react-native-earl-toastify is a beautiful, accessible, and customizable toast notification library for React Native

✅ Checklist

• Added library to react-native-libraries.json
• Updated library in react-native-libraries.json

• Documented how you found or replicated the issue.
• Explained how you fixed the issue or built the feature.
• Described how to use or verify the change.

[Simek]

Hey @Swif7ify, thanks for adding a new entry to the directory! 👍