Support new Workflow runners

[cheeseplus]

Push jobs is no longer needed for the new runners which use SSH. As this is dope, we should use it.

[ricardolupo]

the new runners also have no dependency on chef server, so build cookbooks may break if they are dependent on chef server search

[andrewelizondo]

we still need push, but we should still implement the new runner setup

[NickRycar]

NOTE: On newer versions of automate, it doesn't look like deploys show up in the trend graphs, nor do the build nodes show up in their respective aggregate views. Hypothesizing that this is what things look like when using v1 builders in a runner-capable automate server. Will update once I've had a chance to confirm (unless someone's already done so)

[scarolan]

Let's prioritize this. I really liked showing off the purple markers for each change.