fixed twenty website build (#5174)

Made code compile during build even when then environment variable is
not yet available

Co-authored-by: Ady Beraud <a.beraud96@gmail.com>

packages/twenty-website/src/app/user-guide/[slug]/page.tsx

@@ -4,6 +4,8 @@ import UserGuideContent from '@/app/_components/user-guide/UserGuideContent';
 import { fetchArticleFromSlug } from '@/shared-utils/fetchArticleFromSlug';
 import { formatSlug } from '@/shared-utils/formatSlug';
 
+export const dynamic = 'force-dynamic';
+
 export async function generateMetadata({
   params,
 }: {