Use use-context to set Kubernetes context
Use use-context to set Kubernetes context

`kubectl config use-context` is the command to set the current context,
not `set-context`

Signed-off-by: Will Thames <37d41699bdee4fcb969ca499eb0f8b82c60d59cc@thames.id.au>

wwitzel3/awx,wwitzel3/awx,wwitzel3/awx,wwitzel3/awx