chore(grafana-dashboard): update dashboard prometheus ( 3 → 4 )

Author: layla-bot[bot]

kubernetes/main/apps/observability/grafana/app/helmrelease.yaml

@@ -288,7 +288,7 @@ spec:
         prometheus:
           # renovate: depName="Prometheus"
           gnetId: 19105
-          revision: 3
+          revision: 4
           datasource: Prometheus
       thanos:
         thanos-bucket-replicate: