Remove outdated CriticalAddonsOnly toleration and critical-pod annotation (#6202)

roles/network_plugin/cilium/templates/cilium-ds.yml.j2

@@ -16,11 +16,6 @@ spec:
         prometheus.io/port: "9090"
         prometheus.io/scrape: "true"
 {% endif %}
-        # This annotation plus the CriticalAddonsOnly toleration makes
-        # cilium to be a critical pod in the cluster, which ensures cilium
-        # gets priority scheduling.
-        # https://kubernetes.io/docs/tasks/administer-cluster/guaranteed-scheduling-critical-addon-pods/
-        scheduler.alpha.kubernetes.io/critical-pod: ""
         scheduler.alpha.kubernetes.io/tolerations: '[{"key":"dedicated","operator":"Equal","value":"master","effect":"NoSchedule"}]'
       labels:
         k8s-app: cilium