www/neon: Update to 0.32.1

Drop static library

Changelog: https://notroj.github.io/neon/

Thanks to mandree for debugging an issue with docs and lwhsu for
compile testing this patch with libreoffice

PR: 258712
Approved by: arrowd (mentor), maintainer timeout (3+ weeks)
Differential Revision: https://reviews.freebsd.org/D32771