Log Message:
(www/gumbo-parser) Updated 0.12.2 to 0.13.0

## Gumbo 0.13.0 (2025-01-04)

* Fix incorrect doctype matching
* Retroactively bump so version (should have been done in 0.12.2)
* This release is fully compatible with the current
  [html5lib-tests](https://github.com/html5lib/html5lib-tests)

## Gumbo 0.12.3 (2024-12-16)

* Make Python bindings compatible with Python 3.13 (#2)