chore(helm): update image ghcr.io/home-operations/prowlarr digest to f9c4e4c (#35208)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/home-operations/prowlarr](https://ghcr.io/home-operations/prowlarr)
([source](https://redirect.github.com/Prowlarr/Prowlarr)) | digest |
`866e9f2` -> `f9c4e4c` |

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charts/stable/prowlarr/Chart.yaml

@@ -39,5 +39,5 @@ sources:
   - https://github.com/k8s-at-home/container-images
   - https://github.com/truecharts/charts/tree/master/charts/stable/prowlarr
 type: application
-version: 18.21.0
+version: 18.21.1
 

charts/stable/prowlarr/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: ghcr.io/home-operations/prowlarr
-  tag: 1.35.1.5034@sha256:866e9f26acc49b49ce18f650c145eb36cc5211fbf3fdfb3d629683319af8cb41
+  tag: 1.35.1.5034@sha256:f9c4e4c7dedcbc9ec9c9616cbaacc5ca908a063b86d4f052db0e83f27c48bf3f
   pullPolicy: IfNotPresent
 exportarrImage:
   repository: ghcr.io/onedr0p/exportarr