feat(argo-cd): Add support for aggregation clusterroles (#865)

* feat(argo-cd): Add support for aggregation clusterroles

* feat: Add support for aggregation clusterroles

Signed-off-by: Christian Strack <github@abyth.de>

* fix(argo-cd): Remove redundant whitespace from README.md

Signed-off-by: Christian Strack <github@abyth.de>

Co-authored-by: Marko Bevc <marko.bevc@gmail.com>

* fix(argo-cd): Remove component labels from aggregation roles

Signed-off-by: Christian Strack <github@abyth.de>

Co-authored-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

* fix(argo-cd): Use value `createAggregateRoles` to control role creation

* fix: Use value `createAggregateRoles` to control role creation
* bump version to 3.12.0
* update chart README.md accordingly

Signed-off-by: Christian Strack <github@abyth.de>

Co-authored-by: Marko Bevc <marko.bevc@gmail.com>
Co-authored-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

charts/argo-cd/templates/argocd-aggregate-roles.yaml

@@ -0,0 +1,67 @@
+{{- if .Values.createAggregateRoles }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ include "argo-cd.fullname" . }}-aggregate-to-view
+  labels:
+    rbac.authorization.k8s.io/aggregate-to-view: "true"
+    {{- include "argo-cd.labels" (dict "context" .) | nindent 4 }}
+rules:
+- apiGroups:
+  - argoproj.io
+  resources:
+  - applications
+  - appprojects
+  verbs:
+  - get
+  - list
+  - watch
+
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ include "argo-cd.fullname" . }}-aggregate-to-edit
+  labels:
+    rbac.authorization.k8s.io/aggregate-to-edit: "true"
+    {{- include "argo-cd.labels" (dict "context" .) | nindent 4 }}
+rules:
+- apiGroups:
+  - argoproj.io
+  resources:
+  - applications
+  - appprojects
+  verbs:
+  - create
+  - delete
+  - deletecollection
+  - get
+  - list
+  - patch
+  - update
+  - watch
+
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ include "argo-cd.fullname" . }}-aggregate-to-admin
+  labels:
+    rbac.authorization.k8s.io/aggregate-to-admin: "true"
+    {{- include "argo-cd.labels" (dict "context" .) | nindent 4 }}
+rules:
+- apiGroups:
+  - argoproj.io
+  resources:
+  - applications
+  - appprojects
+  verbs:
+  - create
+  - delete
+  - deletecollection
+  - get
+  - list
+  - patch
+  - update
+  - watch
+{{- end }}