Capture k8s orchestrator details

### Area(s)

area:k8s

### What's missing?

The ability to know what k8s orchestrator is being used including the version

### Describe the solution you'd like

Introduction of the following attributes:

- `k8s.orchestrator.product` which is a subset of `cloud.platform` 
- `k8s.orchestrator.version`
- `k8s.orchestrator.address`