chore(deps): update cloudflared docker tag to v2.4.0 (#4571)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [cloudflared](https://github.com/cloudflare/cloudflared) | minor | `2.3.0` → `2.4.0` |

---

### Release Notes

<details>
<summary>cloudflare/cloudflared (cloudflared)</summary>

### [`v2.4.0`](https://github.com/cloudflare/cloudflared/blob/HEAD/CHANGES.md#202240)

##### Bug Fixes

- `cloudflared tunnel run` no longer logs the Tunnel token or JSON credentials in clear text as those are the secret
  that allows to run the Tunnel.

</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

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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Reviewed-on: #4571
Co-authored-by: Renovate Bot <renovate-bot@alexlebens.net>
Co-committed-by: Renovate Bot <renovate-bot@alexlebens.net>

clusters/cl01tl/helm/site-documentation/Chart.lock

@@ -4,6 +4,6 @@ dependencies:
   version: 4.6.2
 - name: cloudflared
   repository: oci://harbor.alexlebens.net/helm-charts
-  version: 2.3.0
-digest: sha256:912b66d2acd09e1fc0b9efa9a629b2f15fe054740da09725d6beb7e99dc5c179
-generated: "2026-02-07T00:39:16.188497341Z"
+  version: 2.4.0
+digest: sha256:5ec88bea9ba8d9e2452d38648ec03a8247a8445d64278b677233cfd31914a876
+generated: "2026-03-09T22:06:08.514038799Z"