chore(helm): update image ghcr.io/linuxserver/duckdns digest to a9f6c41 (#34126)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/linuxserver/duckdns | digest | `342cca0` -> `a9f6c41` |

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charts/stable/duckdns/Chart.yaml

@@ -34,4 +34,5 @@ sources:
   - https://ghcr.io/linuxserver/duckdns
   - https://github.com/truecharts/charts/tree/master/charts/stable/duckdns
 type: application
-version: 11.5.10
+version: 11.5.11
+

charts/stable/duckdns/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/duckdns
   pullPolicy: IfNotPresent
-  tag: latest@sha256:342cca095d78b52cecf95b76046c3f8618c023dae6dda842a5af5f8582b1fdf7
+  tag: latest@sha256:a9f6c41723c78dfaaf6fa326d08f8e3cfb927607efc18db62a7283fa93f5f351
 securityContext:
   container:
     runAsNonRoot: false