update description and title

Mash707 · Mash707 · commit 5a7424628ebc · 2025-12-12T01:41:55.000+05:30
diff --git a/packages/react-core/src/components/Dropdown/examples/Dropdown.md b/packages/react-core/src/components/Dropdown/examples/Dropdown.md
@@ -64,9 +64,9 @@ To provide users with more context about a `<DropdownItem>`, pass a short messag
 
 ```
 
-### Split button
+### Split toggle with checkbox
 
-Description of split button
+To combine a checkbox or other control with a dropdown menu, use a split button.
 
 ```ts file="./DropdownWithSplit.tsx"
 
