fix(helm-chart): update helm release grafana to 7.3.6 (#384)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [grafana](https://grafana.com)
([source](https://togithub.com/grafana/helm-charts)) | patch | `7.3.3`
-> `7.3.6` |

---

### Release Notes

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

###
[`v7.3.6`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-7.3.6)

[Compare
Source](https://togithub.com/grafana/helm-charts/compare/grafana-7.3.5...grafana-7.3.6)

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

#### What's Changed

- \[grafana] bump kiwigrid/k8s-sidecar to 1.26.1 by
[@&#8203;kvanzuijlen](https://togithub.com/kvanzuijlen) in
[https://github.com/grafana/helm-charts/pull/3011](https://togithub.com/grafana/helm-charts/pull/3011)

**Full Changelog**:
grafana/helm-charts@grafana-7.3.5...grafana-7.3.6

###
[`v7.3.5`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-7.3.5)

[Compare
Source](https://togithub.com/grafana/helm-charts/compare/grafana-7.3.4...grafana-7.3.5)

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

#### What's Changed

- \[grafana] bump kiwigrid/k8s-sidecar version to 1.26.0 by
[@&#8203;kvanzuijlen](https://togithub.com/kvanzuijlen) in
[https://github.com/grafana/helm-charts/pull/2993](https://togithub.com/grafana/helm-charts/pull/2993)

**Full Changelog**:
grafana/helm-charts@grafana-7.3.4...grafana-7.3.5

###
[`v7.3.4`](https://togithub.com/grafana/helm-charts/releases/tag/grafana-7.3.4)

[Compare
Source](https://togithub.com/grafana/helm-charts/compare/grafana-7.3.3...grafana-7.3.4)

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

#### What's Changed

- \[grafana] Add `serviceAccount.automountServiceAccountToken` and
document `automountServiceAccountToken` by
[@&#8203;jkroepke](https://togithub.com/jkroepke) in
[https://github.com/grafana/helm-charts/pull/2997](https://togithub.com/grafana/helm-charts/pull/2997)

**Full Changelog**:
grafana/helm-charts@grafana-agent-0.36.0...grafana-7.3.4

</details>

---

### 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.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4yMzUuMSIsInVwZGF0ZWRJblZlciI6IjM3LjIzNS41IiwidGFyZ2V0QnJhbmNoIjoibWFpbiJ9-->

Co-authored-by: kireque-bot[bot] <143391978+kireque-bot[bot]@users.noreply.github.com>

kubernetes/main/apps/monitoring/grafana/app/helmrelease.yaml

@@ -13,7 +13,7 @@ spec:
         kind: HelmRepository
         name: grafana
         namespace: flux-system
-      version: 7.3.3
+      version: 7.3.6
   interval: 30m
   timeout: 20m
   values: