Removed unfinished line.

javascript/src/Alert.js

@@ -44,8 +44,6 @@ if (!QfqNS) {
      * functions of the `Cancel` or `No` button are added by calling Alert#addCancelButtonHandler(). Lastly,
      * Alert#addSaveButtonHandler() adds callback functions to the `Save` button.
      *
-     * Regardless of the
-     *
      *
      * @param message {string} message to be displayed
      * @param messageType {string} type of message, can either be `"info"`, `"warning"`, or `"error"`.