[readme] fix syntax typo

Author: moselhy

CHANGELOG.md

@@ -9,6 +9,10 @@ This change log adheres to standards from [Keep a CHANGELOG](http://keepachangel
 * [`no-invalid-html-attribute`]: allow `link` `rel` to have `apple-touch-icon`, `mask-icon` ([#3132][] @ljharb)
 * [`no-unused-class-component-methods`]: add `getChildContext` lifecycle method ([#3136][] @yoyo837)
 
+### Changed
+* [readme] fix syntax typo ([#3141][] @moselhy)
+
+[#3141]: https://github.com/yannickcr/eslint-plugin-react/pull/3141
 [#3136]: https://github.com/yannickcr/eslint-plugin-react/pull/3136
 [#3132]: https://github.com/yannickcr/eslint-plugin-react/issue/3132
 

README.md

@@ -68,7 +68,7 @@ You should also specify settings that will be shared across all the plugin rules
       // Components used as alternatives to <form> for forms, eg. <Form endpoint={ url } />
       "CustomForm",
       {"name": "Form", "formAttribute": "endpoint"}
-    ]
+    ],
     "linkComponents": [
       // Components used as alternatives to <a> for linking, eg. <Link to={ url } />
       "Hyperlink",