2024 Update of Lesson 5 (TierNFT Front-end)

[briangershon]

• Rewrite sample project using RainbowKit starter, TypeScript and custom React hooks: https://github.com/Developer-DAO/D_D-Academy-lesson-5-frontend-rainbowkit-starter
• Decompose project into bite-sized components and hooks to make understanding and explaining these easier
• Update Lesson 5 to explain new setup, TypeScript, custom hooks.