deps: update dependency kubernetes/kubernetes to v1.31.4 (#820)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[kubernetes/kubernetes](https://redirect.github.com/kubernetes/kubernetes)
| patch | `v1.31.3` -> `v1.31.4` |

---

### Release Notes

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

###
[`v1.31.4`](https://redirect.github.com/kubernetes/kubernetes/releases/tag/v1.31.4):
Kubernetes v1.31.4

[Compare
Source](https://redirect.github.com/kubernetes/kubernetes/compare/v1.31.3...v1.31.4)

See
[kubernetes-announce@](https://groups.google.com/forum/#!forum/kubernetes-announce).
Additional binary downloads are linked in the
[CHANGELOG](https://redirect.github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.31.md).

See [the
CHANGELOG](https://redirect.github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.31.md)
for more details.

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **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 was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/hetznercloud/hcloud-cloud-controller-manager).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS41OC4xIiwidXBkYXRlZEluVmVyIjoiMzkuNTguMSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/test_e2e.yml

@@ -52,7 +52,7 @@ jobs:
             kubectl
             skaffold
           helm: v3.16.3 # renovate: datasource=github-releases depName=helm/helm
-          kubectl: v1.31.3 # renovate: datasource=github-releases depName=kubernetes/kubernetes
+          kubectl: v1.31.4 # renovate: datasource=github-releases depName=kubernetes/kubernetes
           skaffold: v2.13.2 # renovate: datasource=github-releases depName=GoogleContainerTools/skaffold
 
       - name: Install k3sup
@@ -159,7 +159,7 @@ jobs:
             kubectl
             skaffold
           helm: v3.16.3 # renovate: datasource=github-releases depName=helm/helm
-          kubectl: v1.31.3 # renovate: datasource=github-releases depName=kubernetes/kubernetes
+          kubectl: v1.31.4 # renovate: datasource=github-releases depName=kubernetes/kubernetes
           skaffold: v2.13.2 # renovate: datasource=github-releases depName=GoogleContainerTools/skaffold
 
       - name: Install k3sup