fix(entity list): fixes non-200 response
fix(entity list): fixes non-200 response

e.g. `could not list entities: Error: non-200 status code received` which requires updated keystone-client to work with NextGen response.

fr34k8/dreadnot,racker/dreadnot,racker/dreadnot,racker/dreadnot,fr34k8/dreadnot