Remove Kubernetes Dashboard support (#12858)

roles/kubespray_defaults/defaults/main/download.yml

@@ -376,11 +376,6 @@ gcp_pd_csi_attacher_image_tag: "v2.1.1-gke.0"
 gcp_pd_csi_resizer_image_tag: "v0.4.0-gke.0"
 gcp_pd_csi_registrar_image_tag: "v1.2.0-gke.0"
 
-dashboard_image_repo: "{{ docker_image_repo }}/kubernetesui/dashboard"
-dashboard_image_tag: "v2.7.0"
-dashboard_metrics_scraper_repo: "{{ docker_image_repo }}/kubernetesui/metrics-scraper"
-dashboard_metrics_scraper_tag: "v1.0.8"
-
 metallb_speaker_image_repo: "{{ quay_image_repo }}/metallb/speaker"
 metallb_controller_image_repo: "{{ quay_image_repo }}/metallb/controller"
 metallb_version: 0.13.9
@@ -1074,24 +1069,6 @@ downloads:
     groups:
       - kube_node
 
-  dashboard:
-    enabled: "{{ dashboard_enabled }}"
-    container: true
-    repo: "{{ dashboard_image_repo }}"
-    tag: "{{ dashboard_image_tag }}"
-    checksum: "{{ dashboard_digest_checksum | default(None) }}"
-    groups:
-      - kube_control_plane
-
-  dashboard_metrics_scrapper:
-    enabled: "{{ dashboard_enabled }}"
-    container: true
-    repo: "{{ dashboard_metrics_scraper_repo }}"
-    tag: "{{ dashboard_metrics_scraper_tag }}"
-    checksum: "{{ dashboard_digest_checksum | default(None) }}"
-    groups:
-      - kube_control_plane
-
   metallb_speaker:
     enabled: "{{ metallb_speaker_enabled }}"
     container: true

roles/kubespray_defaults/defaults/main/main.yml

@@ -436,10 +436,6 @@ credentials_dir: "{{ inventory_dir }}/credentials"
 # K8s image pull policy (imagePullPolicy)
 k8s_image_pull_policy: IfNotPresent
 
-# Kubernetes dashboard
-# RBAC required. see docs/getting-started.md for access details.
-dashboard_enabled: false
-
 # Addons which can be enabled
 helm_enabled: false
 registry_enabled: false