games/jaggedalliance2: Update to 0.22.1

While here:

• bump required dependency versions
• apply portclippy and portfmt
• enrich pkg-message
• remove BROKEN_FreeBSD_15 as it works fine now

Changelog:

• https://ja2-stracciatella.github.io/2025/09/28/release-0.22.0.html
• https://ja2-stracciatella.github.io/2025/10/06/release-0.22.1.html

PR: 292247
Reported by: Pavel Timofeev <timp87@gmail.com> (maintainer)