Refactors PostAdvertInfo with form, filters, and NotificationModal updates

[mano-ranjan]

🚀 Summary

Enhances PostAdvertInfo component with improved form handling and integrates new string constants for UI elements. Adds filtering functionality for payment methods and updates NotificationModal for better user feedback.

🧩 Related Issues / Tasks

NA

🛠️ Type of Change

• 🐞 Bug fix
• ✨ New feature
• 🧨 Breaking change
• 🔨 Enhancement/Refactor
• 📝 Documentation
• 📜 Other (please describe):

✅ Checklist

• The code is formatted with Prettier (npm run format or npx prettier --write .)
• PR references a linked Issue or Task number
• Tested on both iOS and Android devices/emulators
• No unnecessary logs or commented-out code
• UI changes, if any, have been reviewed visually
• All tests are passing (if applicable)
• Added or updated documentation where necessary

📸 Screenshots / Videos (UI changes only)

NA

🧪 Test Plan

1. Form Handling – Validate input, submission, and error states in PostAdvertInfo.
2. Payment Filters – Check correct filtering and display of payment methods.
3. NotificationModal – Ensure feedback messages render and actions work properly.