Fix edit url

Author: satya164

website/pages/en/users.js

@@ -33,7 +33,7 @@ class Users extends React.Component {
             <div className="logos">{showcase}</div>
             <p>Are you using this project?</p>
             <a
-              href="https://github.com/facebook/docusaurus/edit/master/website/siteConfig.js"
+              href="https://github.com/react-navigation/react-navigation.github.io/edit/source/website/siteConfig.js"
               className="button">
               Add your company
             </a>

website/siteConfig.js

@@ -43,7 +43,7 @@ const siteConfig = {
   stylesheets: ['/css/code-block-buttons.css'],
   repoUrl: 'https://github.com/react-navigation/react-navigation',
   editUrl:
-    'https://github.com/react-navigation/react-navigation.github.io/edit/source/docs/',
+    'https://github.com/react-navigation/react-navigation.github.io/tree/source/website/versioned_docs/version-5.x',
 
   gaTrackingId: 'UA-10128745-16',
   docsSideNavCollapsible: true,