Description of problem: The Certified GitLab Operator fails to install and results in below error:
~~~
10s Warning Failed pod/gitlab-runner-controller-manager-86668cd5c8-tvmnr Failed to pull image "registry.gitlab.com/gitlab-org/gl-openshift/gitlab-runner-operator/gitlab-runner-operator@sha256:ead726da6f75d80ff7b389dac853096d8680b9910cd5079d3aaf77a31846bf7b": rpc error: code = Unknown desc = reading manifest sha256:ead726da6f75d80ff7b389dac853096d8680b9910cd5079d3aaf77a31846bf7b in registry.gitlab.com/gitlab-org/gl-openshift/gitlab-runner-operator/gitlab-runner-operator: manifest unknown: manifest unknown
10s Warning Failed pod/gitlab-runner-controller-manager-86668cd5c8-tvmnr Error: ErrImagePull
24s Normal BackOff pod/gitlab-runner-controller-manager-86668cd5c8-tvmnr Back-off pulling image "registry.gitlab.com/gitlab-org/gl-openshift/gitlab-runner-operator/gitlab-runner-operator@sha256:ead726da6f75d80ff7b389dac853096d8680b9910cd5079d3aaf77a31846bf7b"
24s Warning Failed pod/gitlab-runner-controller-manager-86668cd5c8-tvmnr Error: ImagePullBackOff

~~~

The pod is in ImagePullBackOff state:
~~~
$ oc get pods
NAME READY STATUS RESTARTS AGE
gitlab-runner-controller-manager-86668cd5c8-tvmnr 1/2 ImagePullBackOff 0 3m53s
~~~

Version-Release number of selected component (if applicable): OCP 4.10

How reproducible: Always

Steps to Reproduce:
1. Go to Operator Hub
2. Search for GitLab Runner
3. Install
4. Monitor the Events and pod.

Actual results: Pod in ImagePullBackOff

Expected results: Operator should work as expected.

Additional info: We tried installing the Community GitLab runner and it works as expected.