chore(deps): update grafana helm chart to v8.3.2 (#542)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [grafana](https://grafana.com)
([source](https://togithub.com/grafana/helm-charts)) | patch | `8.3.1`
-> `8.3.2` |

---

### Release Notes

<details>
<summary>grafana/helm-charts (grafana)</summary>

###
[`v8.3.2`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-8.3.2)

[Compare
Source](https://togithub.com/grafana/helm-charts/compare/grafana-8.3.1...grafana-8.3.2)

The leading tool for querying and visualizing time series and metrics.

#### What's Changed

- \[grafana] Clarify documentation for serviceMonitor.enabled by
[@&#8203;oliviermichaelis](https://togithub.com/oliviermichaelis) in
[https://github.com/grafana/helm-charts/pull/3209](https://togithub.com/grafana/helm-charts/pull/3209)

#### New Contributors

- [@&#8203;oliviermichaelis](https://togithub.com/oliviermichaelis) made
their first contribution in
[https://github.com/grafana/helm-charts/pull/3209](https://togithub.com/grafana/helm-charts/pull/3209)

**Full Changelog**:
grafana/helm-charts@helm-loki-6.6.5...grafana-8.3.2

</details>

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src/grafana/common/zarf.yaml

@@ -14,7 +14,7 @@ components:
         localPath: ../chart
       - name: grafana
         url: https://grafana.github.io/helm-charts/
-        version: 8.3.1
+        version: 8.3.2
         namespace: grafana
         valuesFiles:
           - ../values/values.yaml