Update kubernetes-dashboard addon to 6.0.8 (#292)

Co-authored-by: mkjpryor <642657+mkjpryor@users.noreply.github.com>

charts/cluster-addons/values.yaml

@@ -162,7 +162,7 @@ kubernetesDashboard:
   chart:
     repo: https://kubernetes.github.io/dashboard
     name: kubernetes-dashboard
-    version: 7.1.2
+    version: 6.0.8
   release:
     namespace: kubernetes-dashboard
     values: {}

skopeo-manifests/kubernetes-dashboard.yaml

@@ -1,12 +1,6 @@
 docker.io:
   images:
-    kubernetesui/dashboard-api:
-    - 1.3.0
-    kubernetesui/dashboard-auth:
-    - 1.1.1
-    kubernetesui/dashboard-metrics-scraper:
-    - 1.1.1
-    kubernetesui/dashboard-web:
-    - 1.2.2
-    library/kong:
-    - '3.6'
+    kubernetesui/dashboard:
+    - v2.7.0
+    kubernetesui/metrics-scraper:
+    - v1.0.9