gitlab/unicorn images are missing

Summary

Docker images for 12.9 and 12.10 versions of gitlab/unicorn are missing;

Normal   Pulling    10m (x3 over 11m)     kubelet, xxx.ca-central-1.compute.internal 
 Pulling image "registry.gitlab.com/gitlab-org/build/cng/gitlab-unicorn-ce:v12.10.1"

  Warning  Failed     10m (x3 over 11m)     kubelet, xxx.ca-central-1.compute.internal 
 Failed to pull image "registry.gitlab.com/gitlab-org/build/cng/gitlab-unicorn-ce:v12.10.1": rpc error: code = Unknown desc = Error response from daemon: manifest for registry.gitlab.com/gitlab-org/build/cng/gitlab-unicorn-ce:v12.10.1 not found

Steps to reproduce

Using gitlab/gitlab helm chart, set gitlabVersion: 12.10.1

Configuration used

global:
  edition: ce
  gitlabVersion: 12.10.1
  hosts:
    domain: xxx
    hostSuffix: git
    https: true
    gitlab:
      name: xxx
      https: true
    registry:
      name: xxx
  smtp:
    enabled: true
    address: "xxx"
    port: 2587
    user_name: "xxx"
    password:
      secret: gitlab-smtp-password
      key: password
    domain: "xxx"
    authentication: "login"
    starttls_auto: true
    openssl_verify_mode: "none"
  ingress:
    enabled: true
    configureCertmanager: false
    class: nginx
    annotations:
      cert-manager.io/cluster-issuer: xxx
    tls: 
      enabled: true
      secretName: gitlab-cert
  minio:
    enabled: false
  registry:
    bucket: xxx
  appConfig:
    omniauth:
      enabled: true
      allowSingleSignOn: ['xxx']
      blockAutoCreatedUsers: false
      providers:
      - secret: gitlab-google-oauth2
    lfs:
      bucket: xxx
      connection: # https://gitlab.com/charts/gitlab/blob/master/doc/charts/globals.md#connection
        secret: gitlab-s3-connection
        key: connection
    artifacts:
      bucket: xxx
      connection:
        secret: gitlab-s3-connection
        key: connection
    uploads:
      bucket: xxx
      connection:
        secret: gitlab-s3-connection
        key: connection
    packages:
      bucket: xxx
      connection:
        secret: gitlab-s3-connection
        key: connection
    registry:
      bucket: xxx
    backups:
      bucket: xxx
      tmpBucket: xxx

registry:
  enabled: true
  ingress:
    enabled: true
    tls:
      secretName: gitlab-registry-cert
  storage:
    secret: gitlab-registry-s3
    key: config
#  resources:
#    limits:
#      cpu: 200Mi
#      memory: 1024Mi

gitlab:
#  gitlab-monitor:
#    resources:
#      limits:
#        cpu: 200Mi
#        memory: 200Mi
  gitaly:
    persistence:
      enabled: true
      storageClass: standard
      accessMode: ReadWriteOnce
      size: 50Gi
      matchLabels: {}
      matchExpressions: []
#    resources:
#      limits:
#        cpu: 100Mi
#        memory: 200Mi
#  gitlab-shell:
#    resources:
#      cpu: 100Mi
#      memory: 128Mi
  task-runner:
#    resources:
#      limits:
#        cpu: 50Mi
#        memory: 350Mi
    backups:
      cron:
        enabled: true
        schedule: "0 21 * * *"
        extraArgs: "--skip registry"
      objectStorage:
        config:
          secret: gitlab-backup-config
          key: config
#  sidekiq:
#    resources:
#      limits:
#        cpu: 500Mi
#        memory: 1Gi
  unicorn:
#    resources:
#      limits:
#        cpu: 1.5
#        memory: 1.5Gi
    ingress:
      tls:
        secretName: gitlab-cert

#redis:
#  resources:
#    limits:
#      cpu: 200Mi
#      memory: 1024Mi

gitlab-runner:
  install: false

nginx-ingress:
  enabled: false

certmanager:
  install: false

prometheus:
  install: false

Current behavior

gitlab-unicorn pods fail to start

Expected behavior

gitlab-unicorn pods should start with correct version

Versions

• Chart: gitlab-3.1.3
• Platform:
  • Cloud: AWS
• Kubernetes: Client Version: version.Info{Major:"1", Minor:"15", GitVersion:"v1.15.5", GitCommit:"20c265fef0741dd71a66480e35bd69f18351daea", GitTreeState:"clean", BuildDate:"2019-10-15T19:16:51Z", GoVersion:"go1.12.10", Compiler:"gc", Platform:"darwin/amd64"} Server Version: version.Info{Major:"1", Minor:"15", GitVersion:"v1.15.5", GitCommit:"20c265fef0741dd71a66480e35bd69f18351daea", GitTreeState:"clean", BuildDate:"2019-10-15T19:07:57Z", GoVersion:"go1.12.10", Compiler:"gc", Platform:"linux/amd64"}
• Helm: 3.2

Relevant logs

(Please provide any relevate log snippets you have collected, using code blocks (```) to format)