Remove empty examples section (#3112)

Author: Youssef1313

xml/System.IdentityModel.Claims/ClaimTypes.xml

@@ -856,12 +856,8 @@ The string returned by this property is `http://schemas.xmlsoap.org/ws/2005/05/i
           <format type="text/markdown"><![CDATA[  
   
 ## Remarks  
- The string returned by this property is `http://schemas.xmlsoap.org/ws/2005/05/identity/claims/upn`.  
-  
-   
-  
-## Examples  
- //  \<snippet1>  
+ The string returned by this property is `http://schemas.xmlsoap.org/ws/2005/05/identity/claims/upn`.
+
   
  ]]></format>
         </remarks>