(from AES) kat: knative_serving_0.11.0.yaml: Tidy up
(from AES) kat: knative_serving_0.11.0.yaml: Tidy up

- Blank line between resources
- The first 3 things in a resource should always be `apiVersion`, `kind`,
  `metadata`, in that order.

datawire/ambassador,datawire/ambassador,datawire/ambassador,datawire/ambassador,datawire/ambassador