e5d647988e
Automatic merge from submit-queue Add flag to node e2e test specifying location of ssh privkey **What this PR does / why we need it**: in CI, the ssh private key is not always located at `$HOME/.ssh`, so it's helpful to be able to override it. @krzyzacy here's my resurrected change. I'm not sure why I neglected to follow-through on it originally. **Release note**: ```release-note NONE ```