Update wai-aria-support.md (#623)

Just fixed EnabledAriaSupport misspelled for Example 1 text

Author: RicardoGuerraTR

controls/combobox/accessibility-and-internationalization/wai-aria-support.md

@@ -17,7 +17,7 @@ The [ WAI-ARIA Suite ](https://www.w3.org/WAI/intro/aria), defines an approach t
 In order to enable the WAI-ARIA support, set the **RadComboBox** contol's **EnableAriaSupport** property to **true** as shown in the example below.
 
 
->caption **Example 1**: Setting the **EnalbeAriaSupport** property for **RadComboBox**.
+>caption **Example 1**: Setting the **EnableAriaSupport** property for **RadComboBox**.
 
 ````ASPNET
 <telerik:RadComboBox RenderMode="Lightweight" runat="server" id="RadComboBox2" EnableAriaSupport="true">