Update using-component-configuration-c264d66.md (#160)

In the file, an unnecessary closing parenthesis was present at the end of the sap.ui.define block. This extra parenthesis could lead to syntax errors or unexpected behavior in the JavaScript execution.
Already tested locally with the changes.

docs/08_Extending_SAPUI5_Applications/using-component-configuration-c264d66.md

@@ -49,7 +49,7 @@ sap.ui.define([], function() {
         doSomeCustomAction: function() {
             alert("this is another customer action");
         }
-    });
+    };
 });
 ```