Added some clarifications on what's the purpose of the extensions and some extensions ideas, based on recent clarifications sent by Carlos in the Hackathon TG (Extensions context and purpose, Extension ideas).
Text added to Extensions section
![image](https://github.com/user-attachments/assets/8d649b5b-8e36-4a6a-818d-8ddbe6c4f005)
Text deleted to FAQ>What makes a good Scaffold-ETH 2 extension?
![image](https://github.com/user-attachments/assets/57ac2876-0a0b-4e4e-b1e0-a925636133d1)
Text added to FAQ>What makes a good Scaffold-ETH 2 extension?
![image](https://github.com/user-attachments/assets/943b5c6e-8fc9-43db-93f8-f49705e695a9)
Added some clarifications on what's the purpose of the extensions and some extensions ideas, based on recent clarifications sent by Carlos in the Hackathon TG (Extensions context and purpose, Extension ideas).
Text added to Extensions section
![image](https://github.com/user-attachments/assets/8d649b5b-8e36-4a6a-818d-8ddbe6c4f005)Text deleted to FAQ>What makes a good Scaffold-ETH 2 extension?
![image](https://github.com/user-attachments/assets/57ac2876-0a0b-4e4e-b1e0-a925636133d1)Text added to FAQ>What makes a good Scaffold-ETH 2 extension?
![image](https://github.com/user-attachments/assets/943b5c6e-8fc9-43db-93f8-f49705e695a9)