Rephrase landmarks guideline again

storybook/src/components/Accordion/Accordion.docs.mdx

@@ -27,7 +27,7 @@ If you want the contents of an accordion section to appear initially, pass the `
 
 An Accordion Section renders a `section` element in HTML by default.
 Each of them introduces a landmark region, but having many of them on a page can confuse screen reader users.
-Consider using general `div` elements instead through `sectionAs="div"`.
+Let Accordions with 6 Sections or more render generic `div` elements through `sectionAs="div"`.
 
 <Canvas of={AccordionStories.ReduceLandmarks} />