feat(helm): update chart grafana to 8.3.1

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
grafana (source)	minor	8.2.1 -> 8.3.1

---

[!WARNING] Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

---

Release Notes

grafana/helm-charts (grafana)

### [`v8.3.1`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-8.3.1) [Compare Source](https://togithub.com/grafana/helm-charts/compare/grafana-8.3.0...grafana-8.3.1) The leading tool for querying and visualizing time series and metrics. #### What's Changed - \[grafana] Add support for envValueFrom in datasources container and fix typo in dashboards container config by [@​rgaduput](https://togithub.com/rgaduput) in [https://github.com/grafana/helm-charts/pull/3187](https://togithub.com/grafana/helm-charts/pull/3187) #### New Contributors - [@​rgaduput](https://togithub.com/rgaduput) made their first contribution in [https://github.com/grafana/helm-charts/pull/3187](https://togithub.com/grafana/helm-charts/pull/3187) **Full Changelog**: https://github.com/grafana/helm-charts/compare/grafana-8.3.0...grafana-8.3.1 ### [`v8.3.0`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-8.3.0) [Compare Source](https://togithub.com/grafana/helm-charts/compare/grafana-8.2.2...grafana-8.3.0) The leading tool for querying and visualizing time series and metrics. #### What's Changed - \[grafana] Add support for extra volumes for Grafana Image Renderer by [@​bradleypettit](https://togithub.com/bradleypettit) in [https://github.com/grafana/helm-charts/pull/3178](https://togithub.com/grafana/helm-charts/pull/3178) #### New Contributors - [@​bradleypettit](https://togithub.com/bradleypettit) made their first contribution in [https://github.com/grafana/helm-charts/pull/3178](https://togithub.com/grafana/helm-charts/pull/3178) **Full Changelog**: https://github.com/grafana/helm-charts/compare/tempo-distributed-1.13.2...grafana-8.3.0 ### [`v8.2.2`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-8.2.2) [Compare Source](https://togithub.com/grafana/helm-charts/compare/grafana-8.2.1...grafana-8.2.2) The leading tool for querying and visualizing time series and metrics. #### What's Changed - \[grafana] Introduce toggle for volumeName lookup by [@​jkroepke](https://togithub.com/jkroepke) in [https://github.com/grafana/helm-charts/pull/3163](https://togithub.com/grafana/helm-charts/pull/3163) **Full Changelog**: https://github.com/grafana/helm-charts/compare/tempo-distributed-1.13.1...grafana-8.2.2

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.