style: styling for codeblocks without langs (#527)

Jacky Zhao

2023-10-05 afa163f2fe9c52d4b3bf1a2e4d48887916b67c24

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export const escapeHTML = (unsafe: string) => {
  return unsafe
    .replaceAll("&", "&")
    .replaceAll("<", "&lt;")
    .replaceAll(">", "&gt;")
    .replaceAll('"', "&quot;")
    .replaceAll("'", "&#039;")
}