Move icons template to shared folder

src/shared/components/font-awesome.js

@@ -1,5 +1,5 @@
 import { CustomElement } from './element.js';
-import tpl_icons from 'templates/icons.js';
+import tpl_icons from '../templates/icons.js';
 
 export class FontAwesome extends CustomElement {
     render () {  // eslint-disable-line class-methods-use-this