chore(t8s-cluster/dependencies): update docker.io/bitnami/kubectl doc…

…ker tag to v1.31.0 (#908)

[![Mend
Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [docker.io/bitnami/kubectl](https://togithub.com/bitnami/containers)
([source](https://togithub.com/bitnami/containers/tree/HEAD/bitnami/kubectl))
| minor | `1.29.8` -> `1.31.0` |

---

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

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
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 was generated by [Mend
Renovate](https://www.mend.io/free-developer-tools/renovate/). View the
[repository job
log](https://developer.mend.io/github/teutonet/teutonet-helm-charts).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zMjEuMiIsInVwZGF0ZWRJblZlciI6IjM4LjI2LjEiLCJ0YXJnZXRCcmFuY2giOiJtYWluIiwibGFiZWxzIjpbXX0=-->

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

charts/t8s-cluster/values.yaml

@@ -24,7 +24,7 @@ global:
     image:
       registry: docker.io
       repository: bitnami/kubectl
-      tag: 1.29.8@sha256:c466c706c2389e9c5e413994fda715e6f950e8f6cd1f8e29aa258def23f75b6e
+      tag: 1.31.0@sha256:44f99aa45e3410dae8e288f43800daa8a1bdb4cac204dad1de59c94f9c999bde
   injectedCertificateAuthorities: ""
   kubeletExtraConfig:
     # This is only used when using 1.27 or later