sysutils/pcapfix: update to 1.1.7 (security fixes)

• Replace PORTVERSION with DISTVERSION
• pet portlint
• pet portclippy
• pet portfmt

ChangeLog: https://github.com/Rup0rt/pcapfix/blob/v1.1.7/Changelog

PR: 256976
Approved by: dbaio, garga (mentors, implicit)

(cherry picked from commit 7db4e2fecea95c45ea28dac9cde50c751985f989)