chore(deps): update helm release victoria-metrics-k8s-stack to v0.26.0

[p6r-renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
victoria-metrics-k8s-stack	HelmChart	minor	0.25.17 -> 0.26.0

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Release Notes

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

### [`v0.26.0`](https://redirect.github.com/VictoriaMetrics/helm-charts/releases/tag/victoria-metrics-k8s-stack-0.26.0) [Compare Source](https://redirect.github.com/VictoriaMetrics/helm-charts/compare/victoria-metrics-k8s-stack-0.25.17...victoria-metrics-k8s-stack-0.26.0) ### Release notes for version 0.26.0 **Release date:** 2024-09-29   - updates operator to [v0.48.3](https://redirect.github.com/VictoriaMetrics/operator/releases/tag/v0.48.3)

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Configuration

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