53d32c9e4f bitcoin: remove torv2 support (Bruno Garcia)
Pull request description:
This PR removes support to TorV2 since it's deprecated and no longer useful to have it.
ACKs for top commit:
apoelstra:
ACK 53d32c9e4f0ef0f3b2c7d4dcba42e3ac5344f78a; successfully ran local tests
tcharding:
ACK 53d32c9e4f
Tree-SHA512: 69a2ba399d5eac7f132519ab83362fbd8739d9e975795e441cefa75896ddbf4041db2125ffde51316f9ad69aa0b62c8b226ccff042b0dae6d3c615826bc339f4