[release-1.2] feat: enable operator disconnected feature

[osmman]

Sources uses to verify mirroring for disconnected env:

isc.yaml

kind: ImageSetConfiguration
apiVersion: mirror.openshift.io/v2alpha1
mirror:
  operators:
    - catalog: quay.io/securesign/fbc-v4-17@sha256:1225b88fa2b04ec8f47364e6e739d7f4f72ce419c1382913684572278a5ca425
      packages:
        - name: rhtas-operator
          defaultChannel: candidate-v1.2
          channels:
            - name: candidate-v1.2
              minVersion: 1.2.0

Command

oc mirror -c isc.yaml file:///home/cloud-user/mirror --v2 --dry-run

https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/disconnected_environments/mirroring-in-disconnected-environments#oc-mirror-building-image-set-config-v2_about-installing-oc-mirror-v2

[openshift-ci]

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[bouskaJ]

@osmman do you have any issues for testing this?

@lance do we need this new feature in the 1.2.0 release? I would rather keep focused on Ansible deployment.

[osmman]

@osmman do you have any issues for testing this?

@lance do we need this new feature in the 1.2.0 release? I would rather keep focused on Ansible deployment.

It is complicated to test it in current state of release. I will see if it properly working with first CR when all bundle/fbc will be aligned.