Add RBAC support for canal (#1604)

Refactored how rbac_enabled is set
Added RBAC to ubuntu-canal-ha CI job
Added rbac for calico policy controller

roles/network_plugin/canal/templates/canal-cr-calico.yml.j2

@@ -0,0 +1,80 @@
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: calico
+  namespace: {{ system_namespace }}
+rules:
+  - apiGroups: [""]
+    resources:
+      - namespaces
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups: [""]
+    resources:
+      - pods/status
+    verbs:
+      - update
+  - apiGroups: [""]
+    resources:
+      - pods
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups: [""]
+    resources:
+      - nodes
+    verbs:
+      - get
+      - list
+      - update
+      - watch
+  - apiGroups: ["extensions"]
+    resources:
+      - thirdpartyresources
+    verbs:
+      - create
+      - get
+      - list
+      - watch
+  - apiGroups: ["extensions"]
+    resources:
+      - networkpolicies
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups: ["projectcalico.org"]
+    resources:
+      - globalbgppeers
+    verbs:
+      - get
+      - list
+  - apiGroups: ["projectcalico.org"]
+    resources:
+      - globalconfigs
+      - globalbgpconfigs
+    verbs:
+      - create
+      - get
+      - list
+      - update
+      - watch
+  - apiGroups: ["projectcalico.org"]
+    resources:
+      - ippools
+    verbs:
+      - create
+      - get
+      - list
+      - update
+      - watch
+  - apiGroups: ["alpha.projectcalico.org"]
+    resources:
+      - systemnetworkpolicies
+    verbs:
+      - get
+      - list