[NEW PORT] audio/caps-lv2: LV2 version of the C* Audio Plugin Suite

[ultima]

Summary

The C* Audio Plugin Suite, is a collection of highly refined LV2
units capable of (and intended for) realtime operation. The suite
includes DSP units emulating instrument amplifiers, stomp-box
classics, versatile 'virtual analogue' oscillators, fractal
oscillation, reverb, equalization and others.

WWW: https://github.com/moddevices/caps-lv2

PR\: 221254
Submitted by\: Yuri Victorovich (maintainer)
Reviewed by\: lifanov (mentor), matthew (mentor)
Approved by\: lifanov (mentor), matthew (mentor)
Differential Revision\: https://reviews.freebsd.org/DXXXXX

Test Plan

portlint:
looks fine.

poudriere:
103i386
103amd64
110i386
110amd64
12i386
12amd64

[matthew]