Add chutney's single-onion and single-onion-ipv6 targets to make test-network-all
I'm proposing we add these with #20069 (moved) once #17178 (moved) is merged to Tor, and #17622 (moved) is merged to chutney.
I'm proposing we add these with #20069 (moved) once #17178 (moved) is merged to Tor, and #17622 (moved) is merged to chutney.