See https://github.com/ovn-org/ovn-kubernetes/pull/4276#discussion_r1628111584 for more details

1. Currently we seem to be handling the same network from multiple threads when different NADs refer to the same network
2. This leads to race conditions
3. we need a level driven single threaded way of handling networks
4. this card tracks the refactoring needed for this as the 1st step