TORv2 is deprecated [1], thus whenever we create the hidden service ourselves create a TORv3 one instead. [1] https://blog.torproject.org/v2-deprecation-timeline
Completes backport (4/4) of core PR19954:
https://github.com/bitcoin/bitcoin/pull/19954/commits/dcf0cb477699d11afd0ff37c8bfb2b1b4f7f1ee5
Depends on D9200.