x11-fonts/uw-ttyp0: Update 1.3 => 2.1, take maintainership

Changelog:
https://people.mpi-inf.mpg.de/~uwe/misc/uw-ttyp0/CHANGELOG.txt

Improve port:

• Replace PORTVERSION with DISTVERSION.
• Sort Makefile with portclippy.
• Enabled installation of FreeBSD console (vt) fonts.
• Fix MAKE_ARGS: use PREFIX=${PREFIX} instead of PREFIX=${LOCALBASE}.

PR: 292886