a few more lint fixes

src/modules/elements/block-icon/index.js

@@ -9,8 +9,10 @@ import React from 'react';
 import { TEC } from '@moderntribe/common/icons';
 import './style.pcss';
 
-export default () => (
+const BlockIcon = () => (
 	<div className="tribe-editor__icons__container tribe-editor__icons--tec">
 		<TEC />
 	</div>
 );
+
+export default BlockIcon;

src/modules/elements/heading/element.js

@@ -27,6 +27,7 @@ const Heading = ( { level, children, className } ) => {
 Heading.propTypes = {
 	children: PropTypes.node.isRequired,
 	level: PropTypes.oneOf( [ 1, 2, 3, 4, 5, 6 ] ).isRequired,
+	className: PropTypes.string,
 };
 
 export default Heading;

src/modules/elements/image-upload/element.js

@@ -21,6 +21,7 @@ import { wpEditor } from '@moderntribe/common/utils/globals';
 import './style.pcss';
 const { MediaUpload } = wpEditor;
 
+// eslint-disable-next-line react/display-name, react/prop-types
 export const renderImageUploadButton = ( disabled, label ) => ( { open } ) => (
 	<Button
 		onClick={ open }

src/resources/js/utils/tec-copy-to-clipboard.js

@@ -1,3 +1,5 @@
+/* global tribeCopyToClipboard */
+
 tribe.copyToClipboard = tribe.copyToClipboard || {};
 
 ( function ( $, obj ) {