Grafana Deployment on Openshift Failed to pull image

Events:
  Type     Reason          Age                    From               Message
  ----     ------          ----                   ----               -------
  Normal   Scheduled       6m49s                  default-scheduler  Successfully assigned grafana-for-cnsa/grafana-deployment-664bb877f7-jg5v5 to worker0.hw.cp.fyre.ibm.com
  Normal   AddedInterface  6m49s                  multus             Add eth0 [10.254.21.28/22]
  Normal   Pulled          6m48s                  kubelet            Container image "quay.io/integreatly/grafana_plugins_init:0.0.3" already present on machine
  Normal   Created         6m48s                  kubelet            Created container grafana-plugins-init
  Normal   Started         6m48s                  kubelet            Started container grafana-plugins-init
  Normal   BackOff         3m49s (x5 over 6m14s)  kubelet            Back-off pulling image "docker.io/grafana/grafana:7.3.10"
  Warning  Failed          3m49s (x5 over 6m14s)  kubelet            Error: ImagePullBackOff
  Warning  Failed          3m4s (x4 over 6m15s)   kubelet            Failed to pull image "docker.io/grafana/grafana:7.3.10": rpc error: code = Unknown \ 
                                                                     desc = Error reading manifest 7.3.10 in docker.io/grafana/grafana: toomanyrequests: \
                                                                     You have reached your pull rate limit. You may increase the limit by authenticating \
                                                                     and upgrading: https://www.docker.com/increase-rate-limit
  Warning  Failed          3m4s (x4 over 6m15s)   kubelet            Error: ErrImagePull
  Normal   Pulling         103s (x5 over 6m47s)   kubelet            Pulling image "docker.io/grafana/grafana:7.3.10"

Follow the article https://www.ibm.com/support/pages/why-am-i-getting-error-you-have-reached-your-pull-rate-limit-you-may-increase-limit-authenticating-while-trying-download-strimzi