Upgraded grafana chart to 8.5.2 (#18)

Co-authored-by: Jayanth Reddy <[email protected]>

charts/kube-prometheus-stack/charts/grafana/Chart.yaml

@@ -1,33 +1,35 @@
+apiVersion: v2
+name: grafana
+version: 8.5.2
+appVersion: 11.2.1
+kubeVersion: "^1.8.0-0"
+description: The leading tool for querying and visualizing time series and metrics.
+home: https://grafana.com
+icon: https://artifacthub.io/image/b4fed1a7-6c8f-4945-b99d-096efa3e4116
+sources:
+  - https://github.com/grafana/grafana
+  - https://github.com/grafana/helm-charts
 annotations:
-  artifacthub.io/license: AGPL-3.0-only
-  artifacthub.io/links: |
+  "artifacthub.io/license": Apache-2.0
+  "artifacthub.io/links": |
     - name: Chart Source
       url: https://github.com/grafana/helm-charts
     - name: Upstream Project
       url: https://github.com/grafana/grafana
-apiVersion: v2
-appVersion: 10.1.5
-description: The leading tool for querying and visualizing time series and metrics.
-home: https://grafana.net
-icon: https://raw.githubusercontent.com/grafana/grafana/master/public/img/logo_transparent_400x.png
-keywords:
-- monitoring
-- metric
-kubeVersion: ^1.8.0-0
 maintainers:
-- email: [email protected]
-  name: zanhsieh
-- email: [email protected]
-  name: rtluckie
-- email: [email protected]
-  name: maorfr
-- email: [email protected]
-  name: Xtigyro
-- email: [email protected]
-  name: torstenwalter
-name: grafana
-sources:
-- https://github.com/grafana/grafana
-- https://github.com/grafana/helm-charts
+  - name: zanhsieh
+    email: [email protected]
+  - name: rtluckie
+    email: [email protected]
+  - name: maorfr
+    email: [email protected]
+  - name: Xtigyro
+    email: [email protected]
+  - name: torstenwalter
+    email: [email protected]
+  - name: jkroepke
+    email: [email protected]
 type: application
-version: 6.60.6
+keywords:
+  - monitoring
+  - metric