Add react-feedback-surveys to Form Widgets section

[levalex]

Summary

Adding react-feedback-surveys to the Form Widgets > Other section.

react-feedback-surveys is a lightweight, zero-dependency library for collecting user feedback in JavaScript/React apps. It provides ready-to-use survey components:

• NPS (Net Promoter Score) - 0-10 recommendation scale
• CSAT (Customer Satisfaction) - 2 or 5 point scales with emoji/stars/thumbs
• CES (Customer Effort Score) - 7-point effort scale

Key Features

• Zero dependencies
• TypeScript support
• Multiple visual styles (emoji, stars, numbers, thumbs)
• Inline or popup display modes
• Optional follow-up questions
• Fully customizable via CSS variables
• MIT licensed

Thank you for considering this addition!