null and false don't show correctly in property signatures

[ArtskydJ]

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Here's an example:
https://woocommerce.github.io/code-reference/classes/WC-Data.html#property_meta_data

I did a bit of digging, and here are some lines you can see in the HTML files:

It seems like something is interpreting "false" as "\false" and is interpreting "null" as "\null".
https://www.php.net/manual/en/regexp.reference.escape.php