chore(helm): update image ghcr.io/linuxserver/ddclient digest to 864acf3 (#34658)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/ddclient](https://redirect.github.com/linuxserver/docker-ddclient/packages)
([source](https://redirect.github.com/linuxserver/docker-ddclient)) |
digest | `a28db59` -> `864acf3` |

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

---

### 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 has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4yMzguMCIsInVwZGF0ZWRJblZlciI6IjM5LjIzOC4wIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInJlbm92YXRlL2NvbnRhaW5lciIsInR5cGUvZGlnZXN0Il19-->

charts/stable/ddclient/Chart.yaml

@@ -34,5 +34,5 @@ sources:
   - https://ghcr.io/linuxserver/ddclient
   - https://github.com/truecharts/charts/tree/master/charts/stable/ddclient
 type: application
-version: 12.0.12
+version: 12.0.13
 

charts/stable/ddclient/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/ddclient
   pullPolicy: IfNotPresent
-  tag: 4.0.0@sha256:a28db59ee06c90b12fc6ac2d439e0c2ea20d0a83e40b1a9882f312872e15abe9
+  tag: 4.0.0@sha256:864acf360af47c859b1c00c726bfee9d35cd3ac13cb5654901e0c9e1364867a6
 securityContext:
   container:
     runAsNonRoot: false