Update Helm release meilisearch to v0.20.0 (#2964)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [meilisearch](https://github.com/meilisearch/meilisearch-kubernetes/tree/main/charts/meilisearch) ([source](https://github.com/meilisearch/meilisearch-kubernetes)) | minor | `0.19.0` → `0.20.0` |

---

### Release Notes

<details>
<summary>meilisearch/meilisearch-kubernetes (meilisearch)</summary>

### [`v0.20.0`](https://github.com/meilisearch/meilisearch-kubernetes/releases/tag/meilisearch-0.20.0)

[Compare Source](https://github.com/meilisearch/meilisearch-kubernetes/compare/meilisearch-0.19.0...meilisearch-0.20.0)

A Helm chart for the Meilisearch search engine

</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 is behind base branch, 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

---

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Reviewed-on: #2964
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/gitea/Chart.lock

@@ -7,7 +7,7 @@ dependencies:
   version: 0.2.1
 - name: meilisearch
   repository: https://meilisearch.github.io/meilisearch-kubernetes
-  version: 0.19.0
+  version: 0.20.0
 - name: cloudflared
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 2.1.4
@@ -23,5 +23,5 @@ dependencies:
 - name: volsync-target
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.7.0
-digest: sha256:c0ea42d1a2fc3712ac0481e0a40330704f0f2d1d290b7d30c36a536f0d0ee384
-generated: "2025-12-27T19:45:48.293310777Z"
+digest: sha256:6636f6ead8089c19ad702fb58170d942e11150fdda9470f1b97f4f8fa533d00e
+generated: "2025-12-30T16:03:12.004386065Z"