feat(helm): update grafana ( 8.4.8 → 8.5.0 ) (#3440)

Co-authored-by: mahoro-bot[bot] <115426318+mahoro-bot[bot]@users.noreply.github.com>

Author: mahoro-bot[bot]

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

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: grafana
-      version: 8.4.8
+      version: 8.5.0
       sourceRef:
         kind: HelmRepository
         name: grafana