[improvement] update eslint config (#2288)

packages/icon/config/template-local.js

@@ -1,9 +1,7 @@
-module.exports = (fontName, ttf) => {
-  return `@font-face {
+module.exports = (fontName, ttf) => `@font-face {
   font-style: normal;
   font-weight: normal;
   font-family: '${fontName}';
   src: url('./${ttf}') format('truetype');
 }
 `;
-};

packages/icon/demo/index.vue

@@ -39,7 +39,7 @@
 </template>
 
 <script>
-import icons from '../../../packages/icon/config';
+import icons from '../config';
 
 export default {
   i18n: {