Update Helm release grafana to v8.9.0 (#270)

* Update Helm release grafana to v8.9.0

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Herve Nicol <12008875+hervenicol@users.noreply.github.com>

Author: renovate[bot]

CHANGELOG.md

@@ -7,14 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## [2.18.0] - 2024-12-03
-
 ### Changed
 
-- Add Ingress dummy paths to block access to the `/swagger`, `/metrics`, and `/api/health` endpoints by default.
+- upgrade grafana chart: 8.6.4 => 8.9.0
+- upgrade grafana : 11.3.1 => 11.5.1
+
+## [2.18.0] - 2024-12-03
 
 ### Changed
 
+- Add Ingress dummy paths to block access to the `/swagger`, `/metrics`, and `/api/health` endpoints by default.
 - upgrade grafana chart: 8.5.12 => 8.6.0
 
 ## [2.17.0] - 2024-11-07

helm/grafana/Chart.lock

@@ -1,6 +1,6 @@
 dependencies:
 - name: grafana
   repository: https://grafana.github.io/helm-charts
-  version: 8.6.4
-digest: sha256:b4411ee5f37509cef2d4556bdfd2cfe531a19d4079d98f804025f51218cf0ee3
-generated: "2024-12-03T09:53:55.761668182Z"
+  version: 8.9.0
+digest: sha256:8f964aba910b75d4ff0d819839d662ecbf1ef21b369f2b3d8fd44a5c02ec37c7
+generated: "2025-02-04T08:26:56.749334631Z"

helm/grafana/Chart.yaml

@@ -10,7 +10,7 @@ sources:
   - https://github.com/grafana/helm-charts/tree/main/charts/grafana
 dependencies:
   - name: grafana
-    version: 8.6.4
+    version: 8.9.0
     repository: https://grafana.github.io/helm-charts
 maintainers:
   - name: giantswarm/team-atlas