[OCPBUGS#35415]Updated default CIDR which are needed for OVN

[tkondvil]

Added all the other needed OVN CIDR ranges that are missing in SDN to the OVN migration doc

Version(s):

4.12, 4.13, 4.14, 4.15 and coming versions

Issue:

https://issues.redhat.com/browse/OCPBUGS-35415

Link to docs preview:

https://77622--ocpdocs-pr.netlify.app/openshift-enterprise/latest/networking/ovn_kubernetes_network_provider/migrate-from-openshift-sdn.html

QE review:

• [ ] QE has approved this change.

Additional information: