chore(deps): update container image tccr.io/truecharts/heimdall to v2.5.6 (#8453)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[tccr.io/truecharts/heimdall](https://togithub.com/truecharts/containers)
| patch | `2.5.5` -> `2.5.6` |

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charts/stable/heimdall/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
-appVersion: "2.5.5"
+appVersion: "2.5.6"
 dependencies:
   - name: common
     repository: https://library-charts.truecharts.org
@@ -20,7 +20,7 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/heimdall
   - https://github.com/linuxserver/Heimdall/
 type: application
-version: 15.0.10
+version: 15.0.11
 annotations:
   truecharts.org/catagories: |
     - organizers

charts/stable/heimdall/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: tccr.io/truecharts/heimdall
-  tag: 2.5.5@sha256:db6d7115c5251d88d2dd1c8a1de9373d08844b6be22678a42475a381dbb4ce59
+  tag: 2.5.6@sha256:093de204da5125c16f2c60227950844705f51186f748ba15e78f7ce57d1dfb1b
   pullPolicy: IfNotPresent
 service:
   main: