fix(helm): update grafana ( 8.4.6 → 8.4.7 )

Author: mahoro-bot[bot]

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

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: grafana
-      version: 8.4.6
+      version: 8.4.7
       sourceRef:
         kind: HelmRepository
         name: grafana