docs: remove duplicate member

Author: tsvetomir

docs/api/javascript/ui/listbox.md

@@ -199,40 +199,6 @@ Indicates whether the ListBox items can be dragged and dropped.
 
 Indicates whether dragging is enabled.
 
-#### Example - ListBox with disabled dragging
-
-    <select id="listBoxA">
-        <option>ItemA1</option>
-        <option>ItemA2</option>
-    </select>
-    <select id="listBoxB">
-        <option>ItemB1</option>
-        <option>ItemB2</option>
-    </select>
-
-    <script>
-        $("#listBoxA").kendoListBox({
-            draggable: true
-        });
-
-        $("#listBoxB").kendoListBox({
-            dropSources: [ "listBoxA" ],
-            draggable: {
-                enabled: false,
-                placeholder: function(element) {
-                    return element.clone().css({
-                        "opacity": 0.3,
-                        "border": "1px dashed #000000"
-                    });
-                }
-            }
-        });
-    </script>
-
-### draggable.enabled `Boolean` *(default: true)*
-
-Indicates whether dragging is enabled.
-
 #### Example - ListBox with disabled dragging
 
     <select id="listBoxA">