Update docs/componenten/page-layout/index.mdx

Co-authored-by: Charlotte <42849307+eslook@users.noreply.github.com>

Author: jeffreylauwers

docs/componenten/page-layout/index.mdx

@@ -9,6 +9,7 @@ slug: /page-layout
 keywords:
   - page header
   - page footer
+  - page layout
 ---
 
 {/* @license CC0-1.0 */}