fix(charts): update helm release victoria-metrics-k8s-stack to v0.25.16

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
victoria-metrics-k8s-stack	patch	0.25.15 -> 0.25.16

---

Release Notes

VictoriaMetrics/helm-charts (victoria-metrics-k8s-stack)

### [`v0.25.16`](https://redirect.github.com/VictoriaMetrics/helm-charts/releases/tag/victoria-metrics-k8s-stack-0.25.16) [Compare Source](https://redirect.github.com/VictoriaMetrics/helm-charts/compare/victoria-metrics-k8s-stack-0.25.15...victoria-metrics-k8s-stack-0.25.16) ### Release notes for version 0.25.16 **Release date:** 2024-09-10   - Do not truncate servicemonitor, datasources, rules, dashboard, alertmanager & vmalert templates names - Use service label for node-exporter instead of podLabel. See [this issue](https://redirect.github.com/VictoriaMetrics/helm-charts/issues/1458) - Added common chart to a k8s-stack. See [this issue](https://redirect.github.com/VictoriaMetrics/helm-charts/issues/1456) - Fixed value of custom alertmanager configSecret. See [this issue](https://redirect.github.com/VictoriaMetrics/helm-charts/issues/1461)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[github-actions[bot]]

:tada: This PR is included in version 16.8.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: