sysutils/k9s: update to 0.32.4

Changelogs:
https://github.com/derailed/k9s/blob/master/change_logs/release_v0.32.0.md
https://github.com/derailed/k9s/blob/master/change_logs/release_v0.32.1.md
https://github.com/derailed/k9s/blob/master/change_logs/release_v0.32.2.md
https://github.com/derailed/k9s/blob/master/change_logs/release_v0.32.3.md
https://github.com/derailed/k9s/blob/master/change_logs/release_v0.32.4.md

PR: 277544
Reviewed by: Robert Gogolok <gogolok@gmail.com> (maintainer)
Approved by: diizzy (mentor)
Differential Revision: https://reviews.freebsd.org/D44416