fix: MailToLink to account for no emails

src/components/EmailLink.jsx

@@ -1,17 +0,0 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-
-import { MailtoLink } from '@edx/paragon';
-
-export const EmailLink = ({ address }) => {
-  if (!address) {
-    return null;
-  }
-  return (
-    <MailtoLink to={address}>{address}</MailtoLink>
-  );
-};
-EmailLink.defaultProps = { address: null };
-EmailLink.propTypes = { address: PropTypes.string };
-
-export default EmailLink;

src/components/EmailLink.test.jsx

@@ -1,16 +0,0 @@
-import { shallow } from 'enzyme';
-
-import EmailLink from './EmailLink';
-
-describe('EmailLink', () => {
-  it('renders null when no address is provided', () => {
-    const wrapper = shallow(<EmailLink />);
-    expect(wrapper).toMatchSnapshot();
-    expect(wrapper.isEmptyRender()).toEqual(true);
-  });
-  it('renders a MailtoLink when an address is provided', () => {
-    const wrapper = shallow(<EmailLink address="test@email.com" />);
-    expect(wrapper.find('MailtoLink').length).toEqual(1);
-    expect(wrapper).toMatchSnapshot();
-  });
-});

src/components/__snapshots__/EmailLink.test.jsx.snap

@@ -1,11 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`EmailLink renders a MailtoLink when an address is provided 1`] = `
-<MailtoLink
-  to="test@email.com"
->
-  test@email.com
-</MailtoLink>
-`;
-
-exports[`EmailLink renders null when no address is provided 1`] = `""`;