fix: Updated the maifest as well

Author: Ashish Nair

crd/nodenetworkconfig/manifests/acn.azure.com_nodenetworkconfigs.yaml

@@ -78,7 +78,8 @@ spec:
               availabilityZone:
                 description: AvailabilityZone contains the Azure availability zone
                   for the virtual machine where network containers are placed.
-                type: string
+                format: int64
+                type: integer
               ipsNotInUse:
                 items:
                   type: string