fix(seo): add title and noindex meta to 404 page (#7843)

Author: aryanraj45

src/components/PageNotFound/PageNotFound.jsx

@@ -1,3 +1,4 @@
+import { Helmet } from "react-helmet-async";
 import { Link } from "react-router-dom";
 
 // Styles
@@ -6,6 +7,10 @@ import "./PageNotFound.scss";
 export default function PageNotFound() {
   return (
     <div className="page markdown">
+      <Helmet>
+        <title>Page Not Found | webpack</title>
+        <meta name="robots" content="noindex,nofollow" />
+      </Helmet>
       <h1>Page Not Found</h1>
       <p>Oops! The page you are looking for has been removed or relocated.</p>
       <Link className="button" to="/">