docs(sterni/machines/ingeborg): add example ssh config for unlock r/8928

Mostly it's important (which I did this time at least) to remember that
with how things work at the moment, the initrd sshd is only reachable
via IPv4.

Change-Id: Ie9a87b6a38b2e128a8a2141d2221bbe7cfe24cdb
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12792
Autosubmit: sterni <sternenseemann@systemli.org>
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI

0 files changed, 0 insertions, 0 deletions