Add the missing RBAC for leaderelection

The components need to be able to create leases.

When we update knative.dev/pkg (not in this change) the webhook will need to be able to read config-leader-election as well.

config/200-clusterrole.yaml

@@ -106,3 +106,16 @@ rules:
     resources: ["podsecuritypolicies"]
     resourceNames: ["tekton-pipelines"]
     verbs: ["use"]
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: tekton-pipelines-leader-election
+  labels:
+    app.kubernetes.io/instance: default
+    app.kubernetes.io/part-of: tekton-pipelines
+rules:
+  # We uses leases for leaderelection
+  - apiGroups: ["coordination.k8s.io"]
+    resources: ["leases"]
+    verbs: ["get", "list", "create", "update", "delete", "patch", "watch"]

config/200-role.yaml

@@ -48,7 +48,7 @@ rules:
   - apiGroups: [""]
     resources: ["configmaps"]
     verbs: ["get"]
-    resourceNames: ["config-logging", "config-observability"]
+    resourceNames: ["config-logging", "config-observability", "config-leader-election"]
   - apiGroups: [""]
     resources: ["secrets"]
     verbs: ["list", "watch"]

config/201-clusterrolebinding.yaml

@@ -29,6 +29,23 @@ roleRef:
   name: tekton-pipelines-controller-cluster-access
   apiGroup: rbac.authorization.k8s.io
 ---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRoleBinding
+metadata:
+  name: tekton-pipelines-controller-leaderelection
+  labels:
+    app.kubernetes.io/component: controller
+    app.kubernetes.io/instance: default
+    app.kubernetes.io/part-of: tekton-pipelines
+subjects:
+  - kind: ServiceAccount
+    name: tekton-pipelines-controller
+    namespace: tekton-pipelines
+roleRef:
+  kind: ClusterRole
+  name: tekton-pipelines-leader-election
+  apiGroup: rbac.authorization.k8s.io
+---
 # If this ClusterRoleBinding is replaced with a RoleBinding
 # then the ClusterRole would be namespaced. The access described by
 # the tekton-pipelines-controller-tenant-access ClusterRole would
@@ -66,3 +83,21 @@ roleRef:
   kind: ClusterRole
   name: tekton-pipelines-webhook-cluster-access
   apiGroup: rbac.authorization.k8s.io
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRoleBinding
+metadata:
+  name: tekton-pipelines-webhook-leaderelection
+  labels:
+    app.kubernetes.io/component: webhook
+    app.kubernetes.io/instance: default
+    app.kubernetes.io/part-of: tekton-pipelines
+subjects:
+  - kind: ServiceAccount
+    name: tekton-pipelines-webhook
+    namespace: tekton-pipelines
+roleRef:
+  kind: ClusterRole
+  name: tekton-pipelines-leader-election
+  apiGroup: rbac.authorization.k8s.io
+