docs: remove dev notices + fix AI assistant answer width (#9686)

* docs: remove dev notices + fix AI assistant answer width

* fix import

* more notes removal

* rc to latest

www/apps/api-reference/app/layout.tsx

@@ -32,7 +32,6 @@ export default function RootLayout({
           expandItems: false,
         }}
         showToc={false}
-        showBanner={false}
         showBreadcrumbs={false}
         ProvidersComponent={Providers}
       >