chore(helm): update image docker.io/petersem/posterr digest to c3b84b9 (#36430)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/petersem/posterr | digest | `5554568` -> `c3b84b9` |

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charts/stable/posterr/Chart.yaml

@@ -36,5 +36,5 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/posterr
   - https://hub.docker.com/r/petersem/posterr
 type: application
-version: 10.5.5
+version: 10.5.6
 

charts/stable/posterr/values.yaml

@@ -1,7 +1,7 @@
 image:
   pullPolicy: IfNotPresent
   repository: docker.io/petersem/posterr
-  tag: latest@sha256:55545684b1c5a297d1101cccc2503eb6bd418e155e4f7264f20a3c720c94341e
+  tag: latest@sha256:c3b84b9d12388dba15e3140b463c2813e26a2df2a89664b7c248cb6253fb2eae
 service:
   main:
     ports: