Network Configs Migration ifcfg to nmstate provider

[Jaganathancse]

This changes to migrate the os-net-config provuder ifcfg to nmstate.

[openshift-ci]

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https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/faf30d5b7a834162a95a2818b7486197

✔️ openstack-k8s-operators-content-provider SUCCESS in 2h 38m 07s
❌ podified-multinode-edpm-deployment-crc FAILURE in 1h 31m 41s
❌ cifmw-crc-podified-edpm-baremetal FAILURE in 1h 35m 23s
✔️ noop SUCCESS in 0s
❌ edpm-ansible-tempest-multinode FAILURE in 1h 33m 36s
❌ adoption-standalone-to-crc-ceph-provider FAILURE in 2h 23m 09s