[Glitch] Use the new JSX transform everywhere

Port 8f66126b10 to glitch-soc

app/javascript/flavours/glitch/features/privacy_policy/index.jsx

@@ -1,4 +1,4 @@
-import React from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { Helmet } from 'react-helmet';
 import { FormattedMessage, FormattedDate, injectIntl, defineMessages } from 'react-intl';
@@ -10,7 +10,7 @@ const messages = defineMessages({
   title: { id: 'privacy_policy.title', defaultMessage: 'Privacy Policy' },
 });
 
-class PrivacyPolicy extends React.PureComponent {
+class PrivacyPolicy extends PureComponent {
 
   static propTypes = {
     intl: PropTypes.object,