chore(deps): update helm general non-major helm releases (#1704)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

charts/stable/grafana/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: "8.3.3"
 dependencies:
 - name: common
   repository: https://truecharts.org
-  version: 8.10.6
+  version: 8.12.1
 deprecated: false
 description: Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, Elasticsearch, OpenTSDB, Prometheus and InfluxDB.
 home: https://github.com/truecharts/apps/tree/master/charts/stable/grafana
@@ -23,7 +23,7 @@ sources:
   - https://github.com/bitnami/bitnami-docker-grafana
   - https://grafana.com/
 type: application
-version: 2.0.20
+version: 2.0.21
 annotations:
   truecharts.org/catagories: |
     - metrics