chore(deps): update alpine/kubectl:1.36.1 docker digest to aefd8c0 (#215)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| alpine/kubectl | digest | `405e713` → `aefd8c0` |

---

### Configuration

📅 **Schedule**: (UTC)

- 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/cloudnative-pg/postgres-extensions-containers).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0My4xOTQuMCIsInVwZGF0ZWRJblZlciI6IjQzLjE5NC4wIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

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

Author: renovate[bot]

Taskfile.yml

@@ -282,7 +282,7 @@ tasks:
     vars:
       CNPG_RELEASE: '{{ .CNPG_RELEASE | default .CNPG_RELEASE_DEFAULT }}'
       # renovate: datasource=docker depName=alpine/kubectl versioning=docker
-      KUBECTL_VERSION: 1.36.1@sha256:405e7130cb2cd07f85feafd11333f2f46e921f2f8937c375e396791f4776c948
+      KUBECTL_VERSION: 1.36.1@sha256:aefd8c0632b8e03aba69ec121a533da412643c0b69a29ade1c6c6f5f3e94981e
       DOCKER_SOCKET:
         sh: docker context inspect -f {{`'{{json .Endpoints.docker.Host}}'`}} $(docker context show)
       CNPG_MANIFEST: