Changelog:
https://github.com/saghul/pycares/blob/pycares-2.3.0/ChangeLog
Changes:
- Set LICENSE_FILE.
- Define the do-test target.
QA:
- portlint
- poudriere testport: 11.2 and 12.0 on both i386 and amd64
Accepted by the maintainer (see https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=234452).