refactor: remove metrics-server

ansible/roles/kubernetes_metrics_server/tasks/main.yaml

@@ -1,15 +0,0 @@
-- name: Ensure Metrics Server repository exists
-  kubernetes.core.helm_repository:
-    name: metrics-server
-    url: https://kubernetes-sigs.github.io/metrics-server/
-
-- name: Ensure Metrics Server is installed
-  kubernetes.core.helm:
-    release_name: metrics-server
-    release_namespace: kube-system
-    chart_ref: metrics-server/metrics-server
-    chart_version: 3.13.1
-    values:
-      args:
-        - --kubelet-insecure-tls
-  run_once: true

ansible/site.yaml

@@ -14,4 +14,3 @@
   become: true
   roles:
     - kubernetes_control_plane
-    - kubernetes_metrics_server