Merge beta to beta-to-stable

Author: k8s-on-aws-manager-app[bot]

cluster/manifests/02-admission-control/deployment.yaml

@@ -33,7 +33,7 @@ spec:
       priorityClassName: system-cluster-critical
       containers:
       - name: admission-controller
-        image: 926694233939.dkr.ecr.eu-central-1.amazonaws.com/production_namespace/teapot/admission-controller:master-267
+        image: 926694233939.dkr.ecr.eu-central-1.amazonaws.com/production_namespace/teapot/admission-controller:master-268
         lifecycle:
           preStop:
             exec:

cluster/manifests/kubenurse/prometheus.yaml

@@ -37,7 +37,7 @@ spec:
           value: "1"
       containers:
       - name: prometheus
-        image: container-registry.zalando.net/teapot/prometheus:v3.4.1-master-64
+        image: container-registry.zalando.net/teapot/prometheus:v3.4.1-master-67
         args:
         - "--config.file=/etc/prometheus/prometheus.yml"
         - "--storage.tsdb.path=/prometheus/"