Update README.md (facebook#27209)

Update links from the old documentation to the new version

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## Summary
I changed the links to get started with react from the old documentation
that is no longer being updated to the new one
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Author: Semako123

README.md

@@ -6,7 +6,7 @@ React is a JavaScript library for building user interfaces.
 * **Component-Based:** Build encapsulated components that manage their own state, then compose them to make complex UIs. Since component logic is written in JavaScript instead of templates, you can easily pass rich data through your app and keep the state out of the DOM.
 * **Learn Once, Write Anywhere:** We don't make assumptions about the rest of your technology stack, so you can develop new features in React without rewriting existing code. React can also render on the server using Node and power mobile apps using [React Native](https://reactnative.dev/).
 
-[Learn how to use React in your project](https://reactjs.org/docs/getting-started.html).
+[Learn how to use React in your project](https://react.dev/learn).
 
 ## Installation
 
@@ -20,9 +20,9 @@ You can use React as a `<script>` tag from a [CDN](https://reactjs.org/docs/cdn-
 
 ## Documentation
 
-You can find the React documentation [on the website](https://reactjs.org/).  
+You can find the React documentation [on the website](https://react.dev/).  
 
-Check out the [Getting Started](https://reactjs.org/docs/getting-started.html) page for a quick overview.
+Check out the [Getting Started](https://react.dev/learn) page for a quick overview.
 
 The documentation is divided into several sections: