update helm charts

helm/Chart.yaml

@@ -13,11 +13,11 @@ type: application
 
 dependencies:
   - name: grafana
-    version: 6.0.0
+    version: 6.17.5
     repository: https://grafana.github.io/helm-charts
     condition: grafana.enabled
   - name: kube-prometheus-stack
-    version:  12.0.0
+    version:  20.0.1
     repository: https://prometheus-community.github.io/helm-charts
     condition: kube-prometheus-stack.enabled
   - name: cp-helm-charts

helm/templates/theodolite/role-binding.yaml

 {{- if .Values.rbac.create -}}
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
 metadata:
   name:  {{ include "theodolite.fullname" . }}