Description of problem: 

While enabling keycloak for 1.8.6, keycloak pod is not able to pull keycloak image.

Prerequisites (if any, like setup, operators/versions):

occuring on 1.8.6 RC

Steps to Reproduce

$ oc -n openshift-gitops patch argocd openshift-gitops --type='json' -p='[{
  "op": "add", 
  "path": "/spec/extraConfig", 
  "value":{
    "oidc.tls.insecure.skip.verify": "true"
  }
},
{
  "op": "add", 
  "path": "/spec/sso",
  "value": {
      "keycloak": {
          "rootCA": "---BEGIN---END---"
      },
      "provider": "keycloak"
    }
}]' 

Actual results:

Failing with ImagePullBackOff error 

Back-off pulling image "registry.redhat.io/rh-sso-7/sso75-openshift-rhel8@sha256:d5829e880db4b82a50a4962d61ea148522a93644174931b256d7ad866eadcf40"

Expected results:

keycloak-1-deploy pod should be up without any error

Reproducibility (Always/Intermittent/Only Once): always

Acceptance criteria: 

• KeyCloak pod should be up 
• we should be able to log in using keyCloak sso 

Definition of Done:

• Acceptance criteria are met

Build Details:

Additional info (Such as Logs, Screenshots, etc): *