chore(flux): update image kube-prometheus-stack 75.15.2 → 75.16.1 (clustertool) (#38131)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[kube-prometheus-stack](https://redirect.github.com/prometheus-operator/kube-prometheus)
([source](https://redirect.github.com/prometheus-community/helm-charts))
| minor | `75.15.2` -> `75.16.1` |

---

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> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>prometheus-community/helm-charts
(kube-prometheus-stack)</summary>

###
[`v75.16.1`](https://redirect.github.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-75.16.1)

[Compare
Source](https://redirect.github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-75.16.0...kube-prometheus-stack-75.16.1)

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] Added a units clarification to
prometheusSpec.retentionSize by
[@&#8203;MarkhamLee](https://redirect.github.com/MarkhamLee) in
[https://github.com/prometheus-community/helm-charts/pull/6003](https://redirect.github.com/prometheus-community/helm-charts/pull/6003)

#### New Contributors

- [@&#8203;MarkhamLee](https://redirect.github.com/MarkhamLee) made
their first contribution in
[https://github.com/prometheus-community/helm-charts/pull/6003](https://redirect.github.com/prometheus-community/helm-charts/pull/6003)

**Full Changelog**:
https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-75.16.0...kube-prometheus-stack-75.16.1

###
[`v75.16.0`](https://redirect.github.com/prometheus-community/helm-charts/releases/tag/kube-prometheus-stack-75.16.0)

[Compare
Source](https://redirect.github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-75.15.2...kube-prometheus-stack-75.16.0)

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] Update https://github.com/etcd-io/etcd digest
to
[`13cda0d`](https://redirect.github.com/prometheus-community/helm-charts/commit/13cda0d)
by [@&#8203;renovate](https://redirect.github.com/renovate)\[bot]
in[https://github.com/prometheus-community/helm-charts/pull/6004](https://redirect.github.com/prometheus-community/helm-charts/pull/6004)4

**Full Changelog**:
https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-75.15.2...kube-prometheus-stack-75.16.0

</details>

---

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clustertool/embed/generic/kubernetes/system/kube-prometheus-stack/app/helm-release.yaml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: kube-prometheus-stack
-      version: 75.15.2
+      version: 75.16.1
       sourceRef:
         kind: HelmRepository
         name: prometheus-community