REFACTOR(apps): integrate ingress to helm-values

- code-server: move ingress to helm-values, rbac to manifests
- headlamp: move ingress to helm-values, external-secret to manifests

code-server/manifests/rbac.yaml

@@ -0,0 +1,13 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: code-server-cluster-admin
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: cluster-admin
+subjects:
+- kind: ServiceAccount
+  name: code-server
+  namespace: code-server
+