Fix broken links

Author: gaearon

content/docs/render-props.md

@@ -9,7 +9,7 @@ permalink: docs/render-props.html
 > These docs are old and won't be updated. Go to [react.dev](https://react.dev/) for the new React docs.
 >
 > Render props are used in modern React, but aren't very common.  
-> For many cases, they have been replaced by [custom Hooks](/learn/reusing-logic-with-custom-hooks).
+> For many cases, they have been replaced by [custom Hooks](https://react.dev/learn/reusing-logic-with-custom-hooks).
 
 </div>
 

content/docs/rendering-elements.md

@@ -16,7 +16,7 @@ next: components-and-props.html
 > These new documentation pages teach how to write JSX and show it on an HTML page:
 >
 > - [Writing Markup with JSX](https://react.dev/learn/writing-markup-with-jsx)
-> - [Add React to an Existing Project](/learn/add-react-to-an-existing-project#step-2-render-react-components-anywhere-on-the-page)
+> - [Add React to an Existing Project](https://react.dev/learn/add-react-to-an-existing-project#step-2-render-react-components-anywhere-on-the-page)
 
 </div>