chore(container): update image ghcr.io/prometheus-community/charts/kube-prometheus-stack ( 81.6.5 → 81.6.9 ) (#1250)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

kubernetes/apps/monitoring/prometheus/app/source.yaml

@@ -10,5 +10,5 @@ spec:
     mediaType: application/vnd.cncf.helm.chart.content.v1.tar+gzip
     operation: copy
   ref:
-    tag: 81.6.5
+    tag: 81.6.9
   url: oci://ghcr.io/prometheus-community/charts/kube-prometheus-stack