Docs: Update the minimum Node.js version requirement (#26)

* Update the minimum nodeJS version requirement

Also: no need to specify the /en/ in the nodejs.org URL, because the web server sets it automatically depending on the browser language.

* Remove requirements for previous versions

Co-authored-by: Milos Djermanovic <milos.djermanovic@gmail.com>

Co-authored-by: Milos Djermanovic <milos.djermanovic@gmail.com>

README.md

@@ -17,7 +17,8 @@ $ npm install eslint-visitor-keys
 
 ### Requirements
 
-- [Node.js] 10.0.0 or later.
+- [Node.js] `^12.22.0`, `^14.17.0`, or `>=16.0.0`
+
 
 ## 📖 Usage
 
@@ -102,5 +103,5 @@ Welcome. See [ESLint contribution guidelines](https://eslint.org/docs/developer-
 
 
 [npm]: https://www.npmjs.com/
-[Node.js]: https://nodejs.org/en/
+[Node.js]: https://nodejs.org/
 [ESTree]: https://github.com/estree/estree