docs: fix link to getting-started on entry page

Author: boneskull

site/src/content/docs/index.mdx

@@ -8,7 +8,7 @@ hero:
     file: ../../assets/logo-512.png
   actions:
     - text: Get Started
-      link: /modestbench/getting-started/
+      link: /getting-started/
       icon: right-arrow
       variant: primary
     - text: View on GitHub