chore(helm): update image ghcr.io/linuxserver/znc digest to 917deab (#32404)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/znc](https://redirect.github.com/linuxserver/docker-znc/packages)
([source](https://redirect.github.com/linuxserver/docker-znc)) | digest
| `2c2d7ae` -> `917deab` |

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charts/stable/znc/Chart.yaml

@@ -31,4 +31,4 @@ sources:
   - https://ghcr.io/linuxserver/znc
   - https://github.com/truecharts/charts/tree/master/charts/stable/znc
 type: application
-version: 11.5.3
+version: 11.5.4

charts/stable/znc/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/znc
   pullPolicy: IfNotPresent
-  tag: 1.9.1@sha256:2c2d7aef47797fafacc198036f8f5cad6d67789ebac1e07e8e2e783944bc025c
+  tag: 1.9.1@sha256:917deabaaa4e5dfa0829dcf494efc41162f352264168013e2d918d050910d6f5
 service:
   main:
     ports: