Add missing pdb rbac permissions (#235) (#236)

RBAC was missed because we dont have full covering e2e tests yet. Yet
another reason to give prio to it.

Fixes #234

(cherry picked from commit 25964a8)

Author: phillebaba

charts/netbird-operator/templates/rbac.yaml

@@ -113,6 +113,18 @@ rules:
   - watch
   - create
   - delete
+- apiGroups:
+  - policy
+  resources:
+  - poddisruptionbudgets
+  verbs:
+  - get
+  - list
+  - watch
+  - create
+  - update
+  - patch
+  - delete
 - apiGroups:
   - ""
   resources: