Update Helm release kube-prometheus-stack to v56.21.4

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
kube-prometheus-stack (source)	minor	56.19.0 -> 56.21.4

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Release Notes

prometheus-community/helm-charts (kube-prometheus-stack)

### [`v56.21.4`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.21.4) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.3...kube-prometheus-stack-56.21.4) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] fix core-dns dashboard: Remove circular label filtering in variables, refresh values on time range change by [@​adberger](https://togithub.com/adberger) in [https://github.com/prometheus-community/helm-charts/pull/4349](https://togithub.com/prometheus-community/helm-charts/pull/4349) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.3...kube-prometheus-stack-56.21.4 ### [`v56.21.3`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.21.3) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.2...kube-prometheus-stack-56.21.3) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] Fix multi-cluster selection in Prometheus Overview dashboard by [@​adberger](https://togithub.com/adberger) in [https://github.com/prometheus-community/helm-charts/pull/4336](https://togithub.com/prometheus-community/helm-charts/pull/4336) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/prometheus-pushgateway-2.8.0...kube-prometheus-stack-56.21.3 ### [`v56.21.2`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.21.2) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.1...kube-prometheus-stack-56.21.2) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] add rollout strategy to prometheus-operator deployment by [@​marieroque](https://togithub.com/marieroque) in [https://github.com/prometheus-community/helm-charts/pull/4342](https://togithub.com/prometheus-community/helm-charts/pull/4342) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/prometheus-node-exporter-4.31.0...kube-prometheus-stack-56.21.2 ### [`v56.21.1`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.21.1) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.0...kube-prometheus-stack-56.21.1) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] Extract CoreDNS Dashboard from template by [@​jkroepke](https://togithub.com/jkroepke) in [https://github.com/prometheus-community/helm-charts/pull/4328](https://togithub.com/prometheus-community/helm-charts/pull/4328) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.21.0...kube-prometheus-stack-56.21.1 ### [`v56.21.0`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.21.0) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.20.1...kube-prometheus-stack-56.21.0) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] add strategy to admission webhook deployment by [@​christianjedroCDT](https://togithub.com/christianjedroCDT) in [https://github.com/prometheus-community/helm-charts/pull/4335](https://togithub.com/prometheus-community/helm-charts/pull/4335) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.20.1...kube-prometheus-stack-56.21.0 ### [`v56.20.1`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.20.1) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.20.0...kube-prometheus-stack-56.20.1) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] Update ambiguous doc comment for selfMonitor by [@​denist11](https://togithub.com/denist11) in [https://github.com/prometheus-community/helm-charts/pull/4327](https://togithub.com/prometheus-community/helm-charts/pull/4327) #### New Contributors - [@​denist11](https://togithub.com/denist11) made their first contribution in [https://github.com/prometheus-community/helm-charts/pull/4327](https://togithub.com/prometheus-community/helm-charts/pull/4327) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.20.0...kube-prometheus-stack-56.20.1 ### [`v56.20.0`](https://togithub.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-56.20.0) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-56.19.0...kube-prometheus-stack-56.20.0) kube-prometheus-stack collects Kubernetes manifests, Grafana dashboards, and Prometheus rules combined with documentation and scripts to provide easy to operate end-to-end Kubernetes cluster monitoring with Prometheus using the Prometheus Operator. #### What's Changed - \[kube-prometheus-stack] Add multi-cluster support for coredns dashboard by [@​adberger](https://togithub.com/adberger) in [https://github.com/prometheus-community/helm-charts/pull/4326](https://togithub.com/prometheus-community/helm-charts/pull/4326) #### New Contributors - [@​adberger](https://togithub.com/adberger) made their first contribution in [https://github.com/prometheus-community/helm-charts/pull/4326](https://togithub.com/prometheus-community/helm-charts/pull/4326) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/prometheus-25.16.0...kube-prometheus-stack-56.20.0

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