Update 404.mdx

Author: jbritain

src/content/docs/404.mdx

@@ -3,14 +3,14 @@ title: '404'
 template: splash
 editUrl: false
 hero:
-  title: 404 Page Not Found
+  title: 404
   tagline: This wasn't what you were looking for, we're sorry we led you astray.
 ---
 
 import { LinkCard } from '@astrojs/starlight/components';
 
 <LinkCard
-  title="Go to home"
+  title="Home"
   href="/"
 />