Remove unused import statement and unused variable

Author: eecavanna

src/pages/index.tsx

@@ -1,5 +1,4 @@
 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";
@@ -8,7 +7,6 @@ import Heading from "@theme/Heading";
 import styles from "./index.module.css";
 
 function HomepageHeader() {
-  const { siteConfig } = useDocusaurusContext();
   return (
     <header className={clsx("hero hero--primary", styles.heroBanner)}>
       <div className="container">