The `text-blue-500` class is not applied to reference-style links

[metanomial]

JSDoc in question:

/**
 * [BLAKE2b] hash algorithm implemented in WebAssembly.
 *
 * ```js
 * const message = new TextEncoder().encode("hello")
 * new Blake2b(32)
 *   .update(message)
 *   .digest();
 * // Uint8Array(32) [ 50, 77, 207, ... ]
 * ```
 *
 * [BLAKE2b]: https://www.blake2.net/blake2.pdf
 */

Renders in doc.deno.land without the text-blue-500 class:

Rendered HTML:

<p><a href="https://www.blake2.net/blake2.pdf">BLAKE2b</a> hash algorithm implemented in WebAssembly.</p>

[kt3k]

Reproduced: https://doc.deno.land/https/gist.githubusercontent.com%2Fkt3k%2Ffbdb10d198f1cca1d55ecaa43ec3600f%2Fraw%2F3c4fba9a2c19544eac9e9262bf85796ea7e08fe7%2Fexample.ts