Support mdx2 JavaScript expressions

https://mdxjs.com/blog/v2/#improvements-to-the-mdx-format

export const authors = [
  {name: 'Jane', email: 'hi@jane.com'},
  {name: 'John', twitter: '@john2002'}
]
export const published = new Date('2021-11-01')

Written by: {new Intl.ListFormat('en').format(authors.map(d => d.name))}.

Published on: {new Intl.DateTimeFormat('en', {dateStyle: 'long'}).format(published)}.

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Runtime version: 11.0.13+7-b1751.21 amd64
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GC: G1 Young Generation, G1 Old Generation
Memory: 750M
Cores: 8
Non-Bundled Plugins:
    org.intellij.plugins.postcss (213.5744.190)
    mdx.js (1.0.213)
    deno (213.5744.190)
    Dart (213.5744.122)

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valentinnodan / mdx-intellij-plugin

Support mdx2 JavaScript expressions #23