Docs: update react 18's overview (#35766)

React 18 is now released and will have the following updates to the react 18 `overview` documentation

- Links
- Descriptions 
- Installation command

docs/advanced-features/react-18/overview.md

@@ -1,16 +1,16 @@
 # React 18
 
-[React 18](https://reactjs.org/blog/2021/06/08/the-plan-for-react-18.html) adds new features including Suspense, automatic batching of updates, APIs like `startTransition`, and a new streaming API for server rendering with support for `React.lazy`.
+[React 18](https://reactjs.org/blog/2022/03/29/react-v18.html) adds new features including Suspense, automatic batching of updates, APIs like `startTransition`, and a new streaming API for server rendering with support for `React.lazy`.
 Next.js also provides streaming related APIs, please checkout [next/streaming](/docs/api-reference/next/streaming.md) for details.
 
-React 18 is now in Release Candidate (RC). Read more about React 18's [release plan](https://reactjs.org/blog/2021/06/08/the-plan-for-react-18.html) and discussions from the [working group](https://github.com/reactwg/react-18/discussions).
+React 18 is now released. Read more about [React 18](https://reactjs.org/blog/2022/03/29/react-v18.html).
 
 ## Using React 18 with Next.js
 
-Install the RC version of React 18:
+Install the latest version of React:
 
 ```jsx
-npm install next@latest react@rc react-dom@rc
+npm install next@latest react@latest react-dom@latest
 ```
 
 You can now start using React 18's new APIs like `startTransition` and `Suspense` in Next.js.

docs/advanced-features/react-18/server-components.md

@@ -4,10 +4,10 @@ Server Components allow us to render React components on the server. This is fun
 
 ### Enable React Server Components
 
-To use React Server Components, ensure you have React 18 installed:
+To use React Server Components, ensure you have the latest React installed:
 
 ```jsx
-npm install next@canary react@rc react-dom@rc
+npm install next@canary react@latest react-dom@latest
 ```
 
 Then, update your `next.config.js`: