kube-prometheus-stack-app release v21.0.0

Changed

• Upgraded chart dependency to kube-prometheus-stack-85.2.0
  • prometheus-operator to 0.90.1
  • alertmanager image tag from v0.31.1 to v0.32.1
  • prometheus image tag from v3.10.0 to v3.11.3-distroless (distroless variant now enabled by default)
  • prometheus-node-exporter from 4.52.0 to 4.55.0, distroless variant enabled by default
  • grafana subchart from 11.2.3 to 12.3.3 (Grafana app upgraded to v13)
  • kube-state-metrics from 7.2.0 to 7.3.0
  • kube-webhook-certgen image tag from 1.7.8 to 1.8.2