fix broken link

Author: devalog

fern/products/home/pages/welcome.mdx

@@ -194,7 +194,7 @@ import { FernFooter } from "../../../components/FernFooter";
             <img src="./images/arrow-right-white.svg" alt="Arrow right light" className="dark:hidden" noZoom />
             <img src="./images/arrow-right-black.svg" alt="Arrow right light" className="hidden dark:block" noZoom />
           </a>
-          <a className="fern-button minimal normal gap-1 a-btn" href="/ask-fern/configuration/custom-prompts">
+          <a className="fern-button minimal normal gap-1 a-btn" href="/ask-fern/configuration/setup">
             Configure
             <img src="./images/arrow-right-black.svg" alt="Arrow right light" className="dark:hidden" noZoom />
             <img src="./images/arrow-right-white.svg" alt="Arrow right light" className="hidden dark:block" noZoom />