chore(helm): update image lscr.io/linuxserver/heimdall digest to 6b36556 (#32081)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| lscr.io/linuxserver/heimdall | digest | `cd06a17` -> `6b36556` |

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charts/stable/heimdall/Chart.yaml

@@ -32,4 +32,4 @@ sources:
   - https://github.com/linuxserver/Heimdall/
   - https://github.com/truecharts/charts/tree/master/charts/stable/heimdall
 type: application
-version: 23.4.3
+version: 23.4.4

charts/stable/heimdall/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: lscr.io/linuxserver/heimdall
-  tag: 2.6.3@sha256:cd06a1752dcd3773560d653f02f5ca7b9d975c45cfa1c260f4f608389116267e
+  tag: 2.6.3@sha256:6b36556c4596270da152b47dc2167636d23b5471f6228e95a2704e3af76110d0
   pullPolicy: IfNotPresent
 service:
   main: