Auto-assign NodePort port by default rather than hardcoding a default

[rooftopcellist]

SUMMARY

Previously, there was no way to auto-assign a port by default which led to conflicts with other deployments at times. The nodeport_port param can still be used to specify a port if desired

With these changes, you can apply a simple AWX CR like this:

---
apiVersion: awx.ansible.com/v1beta1
kind: AWX
metadata:
  name: awx-demo
spec:
  service_type: nodeport

And the nodeport gets auto-assigned:

[chadams@fedora awx-operator]$ oc get -n awx svc awx-demo-service -o yaml | grep nodePort
    nodePort: 30390

ISSUE TYPE

• New or Enhanced Feature