[kube-prometheus-stack] Update Grafana chart to 8.0.x

Update Grafana chart to 8.0.x

Signed-off-by: Sigurd Falk <435204+sigurdfalk@users.noreply.github.com>

charts/kube-prometheus-stack/Chart.yaml

@@ -23,7 +23,7 @@ name: kube-prometheus-stack
 sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
-version: 59.1.0
+version: 60.0.0
 appVersion: v0.74.0
 kubeVersion: ">=1.19.0-0"
 home: https://github.com/prometheus-operator/kube-prometheus
@@ -53,7 +53,7 @@ dependencies:
     repository: https://prometheus-community.github.io/helm-charts
     condition: nodeExporter.enabled
   - name: grafana
-    version: "7.3.*"
+    version: "8.0.*"
     repository: https://grafana.github.io/helm-charts
     condition: grafana.enabled
   - name: prometheus-windows-exporter