ENI config for vpc cni

apiVersion: crd.k8s.amazonaws.com/v1alpha1
kind: ENIConfig
metadata: 
  name: $az_1
spec: 
  securityGroups: 
    - $cluster_security_group_id
  subnet: $new_subnet_id_1
---
apiVersion: crd.k8s.amazonaws.com/v1alpha1
kind: ENIConfig
metadata: 
  name: $az_2
spec: 
  securityGroups: 
    - $cluster_security_group_id
  subnet: $new_subnet_id_2
---
apiVersion: crd.k8s.amazonaws.com/v1alpha1
kind: ENIConfig
metadata: 
  name: $az_3
spec: 
  securityGroups: 
    - $cluster_security_group_id
  subnet: $new_subnet_id_3