Update Helm release kube-prometheus-stack to v87.3.0

Author: renovate[bot]

monitoring/prometheus-stack/kustomization.yaml

@@ -84,7 +84,7 @@ patches:
 helmCharts:
   - name: kube-prometheus-stack
     repo: https://prometheus-community.github.io/helm-charts
-    version: 87.0.1
+    version: 87.3.0
     releaseName: kube-prometheus-stack
     namespace: prometheus-stack
     valuesFile: values.yaml