Log Message:
py-packageurl: update to 0.12.0.

0.12.0 (2023-12-08)
-------------------

- Modified `PackageURL.from_string` to properly handle golang purls.
  https://github.com/package-url/packageurl-python/pull/115/

- Improve support for PyPI URLs in `url2purl`.
  https://github.com/package-url/packageurl-python/pull/128

- Return the "gem" type instead of "rubygems" for \ 
"https://rubygems.org/" URLs in
  `url2purl`. The `pkg:rubygems/` purls are backward-compatible in `purl2url`.
  https://github.com/package-url/packageurl-python/pull/114/

0.11.3 (2023-12-08)
--------------------

- Add support for GitLab "/archive/" URLs in `url2purl`.
  https://github.com/package-url/packageurl-python/issues/133