Fix typo: exmple (#3839)

Author: MarvinKlein1508

examples/Demo/Shared/Pages/Card/CardPage.razor

@@ -16,7 +16,7 @@
 <DemoSection Title="Area restricted examples" Component="@typeof(CardAreaRestricted)">
     <Description>
         <p>
-            By default a card restricts its content to the card area. This means, for exmple, that if you have a select list with a lot of items, the list will be cut off at the bottom of the card.
+            By default a card restricts its content to the card area. This means, for example, that if you have a select list with a lot of items, the list will be cut off at the bottom of the card.
             You can override this behavior by setting the <code>AreaRestricted</code> property to <code>false</code>.
         </p>
     </Description>