x11-fonts/font-awesome: Update 6.2.1 => 7.0.1
Changelogs:
https://fontawesome.com/changelog
Improve port:
- Add GitHub to MASTER_SITES and WWW.
- Add version parametrization in pkg-message and plist.
PR: 289643
Co-authored-by: Vladimir Druzenko <vvd@FreeBSD.org>