create egressqos with wrong syntax/value rules success

BZ: https://bugzilla.redhat.com/show_bug.cgi?id=2097579
Create/edit egressqos with wrong synax/value rules like below success.

# oc get egressqos default -o yaml
apiVersion: k8s.ovn.org/v1
kind: EgressQoS
metadata:
  creationTimestamp: "2022-06-16T02:20:22Z"
  generation: 3
  name: default
  namespace: abc
  resourceVersion: "903874"
  uid: f72c07c8-a8b8-4cb9-9399-c69e55b67a71
spec:
  egress:
  - dscp: 30
    dstCIDR: abc&!ABC/24
  - dscp: 46
    dstCIDR: 3.144.110.173/35
    podSelector:
      matchLabels:
        name: test-pods
  - dscp: 50
    dstCIDR: asb::/158
  - dscp: 10
    dstCIDR: 0.0.0.0/0




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

# oc version
Client Version: 4.11.0-0.nightly-2022-06-11-054027
Kustomize Version: v4.5.4
Server Version: 4.11.0-0.nightly-2022-06-11-054027
Kubernetes Version: v1.24.0+cb71478


How reproducible:

1. create project

2. create egressqos with the yaml above.

Actual results:



Expected results:

egressqos should not be able to created successfully