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/vaultwarden/Chart.lock

@@ -4,12 +4,12 @@ dependencies:
   version: 4.6.2
 - name: cloudflared
   repository: oci://harbor.alexlebens.net/helm-charts
-  version: 2.3.0
+  version: 2.4.0
 - name: postgres-cluster
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 7.8.0
 - name: volsync-target
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.8.0
-digest: sha256:e4056dce3c22d3770aa46bc636f373252afb77838d74bc2398bc143c6ff9f1ff
-generated: "2026-03-06T01:19:15.658124532Z"
+digest: sha256:5d53feec286aa922cb048e96ce6a8cfd595f6aa05248a868db773fb06cb0165d
+generated: "2026-03-09T22:06:29.256670152Z"