[ovn-controller] Don't create ovn-controller if nicMappings empty

[averdagu]

If nicMappings is empty on the ovn/ovn-controller section don't spawn the ovn-controller as it won't do anything.

Resolves: OSPRH-7463

[averdagu]

Functional tests should be fixed now, working on kuttl

[softwarefactory-project-zuul[bot]]

Build failed (check pipeline). Post recheck (without leading slash) to rerun all jobs. Make sure the failure cause has been resolved before you rerun jobs.

https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/0e2392c13d1f483390eef56e38e4d6f8

:heavy_check_mark: openstack-k8s-operators-content-provider SUCCESS in 2h 05m 33s :heavy_check_mark: podified-multinode-edpm-deployment-crc SUCCESS in 1h 12m 42s :x: cifmw-crc-podified-edpm-baremetal RETRY_LIMIT in 21m 00s :heavy_check_mark: openstack-operator-tempest-multinode SUCCESS in 1h 30m 41s

[softwarefactory-project-zuul[bot]]

Build failed (check pipeline). Post recheck (without leading slash) to rerun all jobs. Make sure the failure cause has been resolved before you rerun jobs.

https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/f42d2751c89b4141bf6830db4e957e92

:heavy_check_mark: openstack-k8s-operators-content-provider SUCCESS in 2h 00m 28s :heavy_check_mark: podified-multinode-edpm-deployment-crc SUCCESS in 1h 13m 23s :heavy_check_mark: cifmw-crc-podified-edpm-baremetal SUCCESS in 1h 25m 33s :x: openstack-operator-tempest-multinode FAILURE in 1h 07m 07s

[softwarefactory-project-zuul[bot]]

Build failed (check pipeline). Post recheck (without leading slash) to rerun all jobs. Make sure the failure cause has been resolved before you rerun jobs.

https://softwarefactory-project.io/zuul/t/rdoproject.org/buildset/b9ab338f13f64df895e2ffd52b58ad6f

:heavy_check_mark: openstack-k8s-operators-content-provider SUCCESS in 1h 45m 00s :heavy_check_mark: podified-multinode-edpm-deployment-crc SUCCESS in 1h 16m 31s :x: cifmw-crc-podified-edpm-baremetal FAILURE in 27m 37s :x: openstack-operator-tempest-multinode FAILURE in 1h 08m 55s

[averdagu]

recheck

[averdagu]

/retest

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: averdagu, bshephar

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[booxter]

/lgtm