Description of problem: On OCP 4.22, multiNetworkPolicy with namespaceSelectors is not working as expected.

Version-Release number of selected component (if applicable):

How reproducible: 100%

Steps to Reproduce: Use below MultiNetworkPolicy to test.

https://polarion.engineering.redhat.com/polarion/#/project/OSE/workitem?id=OCP-77204

apiVersion: k8s.cni.cncf.io/v1beta1
kind: MultiNetworkPolicy
metadata:
  annotations:
    k8s.v1.cni.cncf.io/policy-for: policy-test-ns1/bond-nad,policy-test-ns2/bond-nad
  name: egress-nssel
  namespace: policy-test-ns1
spec:
  podSelector:
    matchLabels:
      app: pod1
  policyTypes:
  - Egress
  egress:
  - to:
     - namespaceSelector:
         matchLabels:
           ns: ns2

Actual results: whole egress is blocked 

Expected results: egress should work from pod1 to pods in namespace2

Additional info: 

Other Failed Tests Links:

https://github.com/openshift-kni/cnf-features-deploy/blob/c218211f252964f7a27fca08e69d5878c5838b40/cnf-tests/testsuites/e2esuite/multinetworkpolicy/multinetworkpolicy_sriov.go#L413

https://github.com/openshift-kni/cnf-features-deploy/blob/c218211f252964f7a27fca08e69d5878c5838b40/cnf-tests/testsuites/e2esuite/multinetworkpolicy/multinetworkpolicy_sriov.go#L467

https://github.com/openshift-kni/cnf-features-deploy/blob/c218211f252964f7a27fca08e69d5878c5838b40/cnf-tests/testsuites/e2esuite/multinetworkpolicy/multinetworkpolicy_sriov.go#L413