hole-punch OpenBSD routers work

[dhuseby]

DRAFT: This PR adds an OpenBSD router to the hole punching test.

Signed-off-by: Dave Grantham dwg@linuxprogrammer.org

[dhuseby]

The OpenBSD routers work now. This opens up the possibility of testing any other routers that can be run under QEMU (e.g. NetBSD, maybe OpenWRT, etc).

╲ Running tests... (4 workers)
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  → [3/20] rust-v0.56 x rust-v0.56 (tcp, tls, yamux) [dr - linux, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [1/20] rust-v0.56 x rust-v0.56 (tcp, noise, yamux) [dr - linux, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [4/20] rust-v0.56 x rust-v0.56 (tcp, tls, mplex) [dr - linux, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [2/20] rust-v0.56 x rust-v0.56 (tcp, noise, mplex) [dr - linux, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [6/20] rust-v0.56 x rust-v0.56 (tcp, noise, yamux) [dr - linux, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [7/20] rust-v0.56 x rust-v0.56 (tcp, noise, mplex) [dr - linux, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [5/20] rust-v0.56 x rust-v0.56 (quic-v1) [dr - linux, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [8/20] rust-v0.56 x rust-v0.56 (tcp, tls, yamux) [dr - linux, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [10/20] rust-v0.56 x rust-v0.56 (quic-v1) [dr - linux, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [9/20] rust-v0.56 x rust-v0.56 (tcp, tls, mplex) [dr - linux, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [11/20] rust-v0.56 x rust-v0.56 (tcp, noise, yamux) [dr - openbsd, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [12/20] rust-v0.56 x rust-v0.56 (tcp, noise, mplex) [dr - openbsd, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [13/20] rust-v0.56 x rust-v0.56 (tcp, tls, yamux) [dr - openbsd, rly - rust-v0.56, lr - linux]...[FAILED]
  → [14/20] rust-v0.56 x rust-v0.56 (tcp, tls, mplex) [dr - openbsd, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [15/20] rust-v0.56 x rust-v0.56 (quic-v1) [dr - openbsd, rly - rust-v0.56, lr - linux]...[SUCCESS]
  → [16/20] rust-v0.56 x rust-v0.56 (tcp, noise, yamux) [dr - openbsd, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [17/20] rust-v0.56 x rust-v0.56 (tcp, noise, mplex) [dr - openbsd, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [18/20] rust-v0.56 x rust-v0.56 (tcp, tls, yamux) [dr - openbsd, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [19/20] rust-v0.56 x rust-v0.56 (tcp, tls, mplex) [dr - openbsd, rly - rust-v0.56, lr - openbsd]...[SUCCESS]
  → [20/20] rust-v0.56 x rust-v0.56 (quic-v1) [dr - openbsd, rly - rust-v0.56, lr - openbsd]...[SUCCESS]