Today, there is a 1:1 association between the bridge mapping on the Kubernetes-nmstate NNCP and the NAD that provides the network configuration.

We can improve the UX for the user by allowing a single "bridge-mapping" to be  referenced from multiple different UDNs, thus effectively sharing the aforementioned mapping between N networks.

The OVS bridge shared between these networks must accept the VLANs specified in the multiple networks.