bond ports cannot be shown correctly on NodeNetworkState page

OCP Version: 4.14.0-0.nightly-2023-07-31-181848
knmstate operator version: kubernetes-nmstate-operator.4.14.0-202308010903

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1. setup cluster
2. install knmstate operator
3. login web console as administrator, Networking -> NodeNetworkConfigurationPolicy, click create, select from form, create nncp to add bond interface, input port
4. navigate to Networking -> NodeNetworkState, find the node which the bond interface added in, expand node network details, expand bond interface 

the number of bond ports does not show in the Port column, it shows '-'

the number of bond ports can be shown in the Port column, the ports list can be shown when move mouse on the number

please check the screenshot here:
https://drive.google.com/file/d/17iD43KQPF_KZAtcVvBTynecP-mXUh4Wg/view?usp=drive_link