Support the controller to watching a single namespace. (#2374)

charts/gha-runner-scale-set-controller/templates/manager_cluster_role.yaml

@@ -1,3 +1,4 @@
+{{- if empty .Values.flags.watchSingleNamespace }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
@@ -20,6 +21,7 @@ rules:
   resources:
   - autoscalingrunnersets/finalizers
   verbs:
+  - patch
   - update
 - apiGroups:
   - actions.github.com
@@ -54,6 +56,7 @@ rules:
   resources:
   - autoscalinglisteners/finalizers
   verbs:
+  - patch
   - update
 - apiGroups:
   - actions.github.com
@@ -92,13 +95,8 @@ rules:
   resources:
   - ephemeralrunners/finalizers
   verbs:
-  - create
-  - delete
-  - get
-  - list
   - patch
   - update
-  - watch
 - apiGroups:
   - actions.github.com
   resources:
@@ -135,3 +133,4 @@ rules:
   verbs:
   - list
   - watch
+{{- end }}