chore(deps): update container image quay.io/kiwigrid/k8s-sidecar to v1.26.1@b8d5067 by renovate (#19083)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[quay.io/kiwigrid/k8s-sidecar](https://togithub.com/kiwigrid/k8s-sidecar)
| patch | `1.26.0` -> `1.26.1` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>kiwigrid/k8s-sidecar (quay.io/kiwigrid/k8s-sidecar)</summary>

###
[`v1.26.1`](https://togithub.com/kiwigrid/k8s-sidecar/releases/tag/1.26.1)

[Compare
Source](https://togithub.com/kiwigrid/k8s-sidecar/compare/1.26.0...1.26.1)

#### 💬 Other

-   Update README.md
- PR:
[#&#8203;330](https://togithub.com/kiwigrid/k8s-sidecar/issues/330)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "before 10pm on monday" in timezone
Europe/Amsterdam, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **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:eyJjcmVhdGVkSW5WZXIiOiIzNy4yMzUuMSIsInVwZGF0ZWRJblZlciI6IjM3LjIzNS4xIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIn0=-->

charts/enterprise/grafana/values.yaml

@@ -5,7 +5,7 @@ image:
 
 sidecarImage:
   repository: quay.io/kiwigrid/k8s-sidecar
-  tag: 1.26.0@sha256:5b85530b0f28d1f407855b653eb4ab2f4ca1c83716257d7ad8dd746edb2dab1d
+  tag: 1.26.1@sha256:b8d5067137fec093cf48670dc3a1dbb38f9e734f3a6683015c2e89a45db5fd16
 
 securityContext:
   container: