comms/direwolf: Update 1.7 => 1.8

[alven]

Summary

Changelogs:

• https://github.com/wb2osz/direwolf/releases/tag/1.8
• https://github.com/wb2osz/direwolf/compare/1.7...1.8

• Make DOCS option really work
• Pet portclippy(1) and portfmt(1)

Test Plan

For every {amd64, i386} × {14.3, 13.5}:

• Successful poudriere testport
• Successful run-testing

[yuri]

Approved.

Thanks,
Yuri