graphics/mapnik: Update 4.2.2 => 4.3.2

While here, add USES=ssl since 'tiles.input' plugin is linked with it.

Changelog:
https://github.com/mapnik/mapnik/blob/v4.3.2/CHANGELOG.md

Commit log:
https://github.com/mapnik/mapnik/compare/v4.2.2...v4.3.2

PR: 298797
Approved by: osa, vvd (Mentors, implicit)