Add events role permission to leader_election_role (#3988)

Author: nikola-jokic

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

@@ -9,4 +9,7 @@ rules:
   - apiGroups: ["coordination.k8s.io"]
     resources: ["leases"]
     verbs: ["get", "watch", "list", "delete", "update", "create"]
-{{- end }}
+  - apiGroups: [""]
+    resources: ["events"]
+    verbs: ["create", "patch"]
+{{- end }}