Explicitly define which nodejs version to use in CI environment.
Explicitly define which nodejs version to use in CI environment.

This is part of starting to make things consistent with the updated
development cookbook being worked on.

apinf/api-umbrella,apinf/api-umbrella,NREL/api-umbrella,NREL/api-umbrella,apinf/api-umbrella,NREL/api-umbrella,apinf/api-umbrella,apinf/api-umbrella,NREL/api-umbrella