Update site/layouts/shortcodes/callout-deprecated-dark-variants.html

Co-authored-by: Louis-Maxime Piton <[email protected]>

site/layouts/shortcodes/callout-deprecated-dark-variants.html

@@ -4,6 +4,6 @@
 
 <div class="bd-callout bd-callout-warning">
   <p>
-    <strong>Heads up!</strong> Dark variants for components were deprecated in v5.3.3 with the introduction of color modes. Instead of adding <code>.{{ $component }}-dark</code>, set <code>data-bs-theme="dark"</code> on the root element, a parent wrapper, or the component itself.
+    <strong>Heads up!</strong> Dark variants for components were deprecated in v5.3.3 with the introduction of color modes.<br>Add <code>data-bs-theme="dark"</code> to the <code>.{{ $component }}</code> or any ancestor element to enable a component-specific color mode. <a href="/docs/customize/color-modes">Learn more about our color modes</a>.
   </p>
 </div>