[kube-prometheus-stack] Update Grafana chart to 8.0.x (#4586)

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

charts/kube-prometheus-stack/README.md

@@ -82,6 +82,10 @@ _See [helm upgrade](https://helm.sh/docs/helm/helm_upgrade/) for command documen
 
 A major chart version change (like v1.2.3 -> v2.0.0) indicates that there is an incompatible breaking change needing manual actions.
 
+### From 59.x to 60.x
+
+This version upgrades the Grafana chart to v8.0.x which introduces Grafana 11. This new major version of Grafana contains some breaking changes described in [Breaking changes in Grafana v11.0](https://grafana.com/docs/grafana/latest/breaking-changes/breaking-changes-v11-0/).
+
 ### From 58.x to 59.x
 
 This version upgrades Prometheus-Operator to v0.74.0