The PodOS pod field is going into beta in kubernetes 4.11
https://github.com/kubernetes/kubernetes/pull/107859

We should document that this field should be added to customer workloads, as this will prevent linux SCCs from being applied to Windows pods.
https://github.com/openshift/apiserver-library-go/pull/82

Acceptance criteria:

*Docs are updated with this info

• e2e workloads set the field properly