feat(container)!: Update image prometheus-blackbox-exporter to v9

[k3s-home-gha-bot]

This PR contains the following updates:

Package	Update	Change
prometheus-blackbox-exporter	major	8.17.0 -> 9.0.0

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[github-actions]

--- kubernetes/apps/observability/exporters/blackbox-exporter/app Kustomization: flux-system/blackbox-exporter HelmRelease: observability/blackbox-exporter

+++ kubernetes/apps/observability/exporters/blackbox-exporter/app Kustomization: flux-system/blackbox-exporter HelmRelease: observability/blackbox-exporter

@@ -13,13 +13,13 @@

     spec:
       chart: prometheus-blackbox-exporter
       sourceRef:
         kind: HelmRepository
         name: prometheus-community
         namespace: flux-system
-      version: 8.17.0
+      version: 9.0.0
   install:
     remediation:
       retries: 3
   interval: 30m
   uninstall:
     keepHistory: false