ovs, dpdk: ignore ovs-netdev tun interface
When configuring a OVS bridge to use the netdev datapath, OpenvSwitch will create a tun interface named ovs-netdev. This interface should be ignored by NetworkManager.
When configuring a OVS bridge to use the netdev datapath, OpenvSwitch will create a tun interface named ovs-netdev. This interface should be ignored by NetworkManager.