feat: add micromark 3 compatible code title parser

lib/mdx.js

@@ -4,6 +4,7 @@ import matter from 'gray-matter'
 import path from 'path'
 import readingTime from 'reading-time'
 import visit from 'unist-util-visit'
+import codeTitles from './remark-code-title'
 import imgToJsx from './img-to-jsx'
 import getAllFilesRecursively from './utils/files'
 
@@ -77,7 +78,7 @@ export async function getFileBySlug(type, slug) {
         require('remark-slug'),
         require('remark-autolink-headings'),
         require('remark-gfm'),
-        require('remark-code-titles'),
+        codeTitles,
         [require('remark-footnotes'), { inlineNotes: true }],
         require('remark-math'),
         imgToJsx,