uhubctl for gokrazy

This package is a frozen version of uhubctl, coming from Ubuntu devel, packaged for gokrazy instances.

Architecture support

Currently:

• GOARCH=arm64 (multiarch tuple aarch64-linux-gnu)
• GOARCH=amd64 (multiarch tuple amd64-linux-gnu)

Please use the tuples from https://wiki.debian.org/Multiarch/Tuples when adding support for more architectures.