DOC-3147: Update split button notes to reflect structural changes.

Author: ArvinJ-H

modules/ROOT/pages/creating-a-skin.adoc

@@ -68,29 +68,7 @@ _Do not edit these files directly_. Instead, use them as references when creatin
 
 The typical workflow involves copying variables from the theme folder into the skins `skin.less` file and modifying them as needed.
 
-NOTE: Split buttons use `.tox-split-button__main` and `.tox-split-button__chevron` CSS classes. If your skin targets split button components, you may need to update your CSS selectors.
-
-.Example: Updating split button CSS selectors
-[source,css]
-----
-/* Before: targeting the composite split button */
-.tox-split-button {
-  /* Previous styling approach */
-}
-
-/* After: targeting individual components */
-.tox-split-button__main {
-  /* Main button styling */
-  background-color: #blue;
-  border-radius: 4px 0 0 4px;
-}
-
-.tox-split-button__chevron {
-  /* Chevron button styling */
-  background-color: #darkblue;
-  border-radius: 0 4px 4px 0;
-}
-----
+NOTE: Split buttons have undergone structural changes in {productname} {productmajorversion}. Previously they used a single component structure, but now use separate components for the main button and chevron areas.
 ====
 
 [NOTE]