chore: prettier packages codes

packages/vant-markdown-loader/src/card-wrapper.js

@@ -1,5 +1,8 @@
 module.exports = function cardWrapper(html) {
-  const group = html.replace(/<h3/g, ':::<h3').replace(/<h2/g, ':::<h2').split(':::');
+  const group = html
+    .replace(/<h3/g, ':::<h3')
+    .replace(/<h2/g, ':::<h2')
+    .split(':::');
 
   return group
     .map(fragment => {

packages/vant-markdown-loader/src/index.js

@@ -47,10 +47,10 @@ export default {
 
 const parser = new MarkdownIt({
   html: true,
-  highlight
+  highlight,
 }).use(markdownItAnchor, {
   level: 2,
-  slugify
+  slugify,
 });
 
 module.exports = function(source) {
@@ -60,7 +60,7 @@ module.exports = function(source) {
   options = {
     wrapper,
     linkOpen: true,
-    ...options
+    ...options,
   };
 
   let fm;