devel/kyua: update to 0.14.1

This version update brings in some minor fixes around building from
source, etc. Most of the changes are not apparent to FreeBSD as they
relate to FreeBSD-specific features.

More information can be found in the
release notes.

Approved by: bofh (maintainer)
Reviewed by: bofh
Differential Revision: https://reviews.freebsd.org/D49574