feat(helm)!: Update chart grafana ( 7.0.17 → 8.0.2 )

| datasource | package | from   | to    |
| ---------- | ------- | ------ | ----- |
| helm       | grafana | 7.0.17 | 8.0.2 |

Author: renovate[bot]

kubernetes/cluster-0/apps/monitoring/grafana/app/helmrelease.yaml

@@ -13,7 +13,7 @@ spec:
         kind: HelmRepository
         name: grafana
         namespace: flux-system
-      version: 7.0.17
+      version: 8.0.2
   interval: 30m
   timeout: 20m
   values: