Remove defaultProps from Html.js

Author: jochenklar

rdmo/core/assets/js/components/Html.js

@@ -2,16 +2,12 @@ import React from 'react'
 import PropTypes from 'prop-types'
 import { isEmpty } from 'lodash'
 
-const Html = ({ html }) => {
+const Html = ({ html = '' }) => {
   return !isEmpty(html) && (
     <div dangerouslySetInnerHTML={{ __html: html }} />
   )
 }
 
-Html.defaultProps = {
-  className: ''
-}
-
 Html.propTypes = {
   className: PropTypes.string,
   html: PropTypes.string