[Typo]: forwardRef is deprecated

### Summary

According to the react docs, forwardRef ([forwardRef](https://react.dev/reference/react/forwardRef)) is deprecated,
yet it is still mentionned in this page [Manipulating the dom with refs](https://react.dev/learn/manipulating-the-dom-with-refs) in the 4th challenge and in the recap

### Page

https://react.dev/learn/manipulating-the-dom-with-refs

### Details

_No response_