feat(charts): update helm release prometheus-blackbox-exporter to v9

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
prometheus-blackbox-exporter (source)	major	8.17.0 -> 9.0.0

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Release Notes

prometheus-community/helm-charts (prometheus-blackbox-exporter)

### [`v9.0.0`](https://togithub.com/prometheus-community/helm-charts/releases/tag/prometheus-blackbox-exporter-9.0.0) [Compare Source](https://togithub.com/prometheus-community/helm-charts/compare/prometheus-blackbox-exporter-8.17.0...prometheus-blackbox-exporter-9.0.0) Prometheus Blackbox Exporter #### What's Changed - \[prometheus-blackbox-exporter] Remove deprecated policy/v1beta resources by [@​damoun](https://togithub.com/damoun) in [https://github.com/prometheus-community/helm-charts/pull/4618](https://togithub.com/prometheus-community/helm-charts/pull/4618) #### New Contributors - [@​damoun](https://togithub.com/damoun) made their first contribution in [https://github.com/prometheus-community/helm-charts/pull/4618](https://togithub.com/prometheus-community/helm-charts/pull/4618) **Full Changelog**: https://github.com/prometheus-community/helm-charts/compare/kube-prometheus-stack-61.6.0...prometheus-blackbox-exporter-9.0.0

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