remove unused import

Author: sarnoult

src/pages/index.js

@@ -1,8 +1,6 @@
 import clsx from 'clsx';
-import Link from '@docusaurus/Link';
 import useDocusaurusContext from '@docusaurus/useDocusaurusContext';
 import Layout from '@theme/Layout';
-import HomepageFeatures from '@site/src/components/HomepageFeatures';
 
 import Heading from '@theme/Heading';
 import styles from './index.module.css';