eslint: enforce gaps between groups with import/order

app/soapbox/features/compose/components/upload_form.js

@@ -2,6 +2,7 @@ import classNames from 'classnames';
 import React from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import ImmutablePureComponent from 'react-immutable-pure-component';
+
 import SensitiveButtonContainer from '../containers/sensitive_button_container';
 import UploadContainer from '../containers/upload_container';
 import UploadProgressContainer from '../containers/upload_progress_container';