chore(deps): update humhub to v1.15.6@0f0d8b7 by renovate (patch) (#24138)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/mriedmann/humhub-nginx | patch | `1.15.4` -> `1.15.6` |
|
[ghcr.io/mriedmann/humhub-phponly](https://togithub.com/mriedmann/humhub-docker)
| patch | `1.15.4` -> `1.15.6` |

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> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

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This PR has been generated by [Renovate
Bot](https://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy40NDAuNiIsInVwZGF0ZWRJblZlciI6IjM3LjQ0MC42IiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInVwZGF0ZS9kb2NrZXIvZ2VuZXJhbC9ub24tbWFqb3IiXX0=-->

charts/stable/humhub/Chart.yaml

@@ -6,7 +6,7 @@ annotations:
   truecharts.org/min_helm_version: "3.11"
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 1.15.4
+appVersion: 1.15.6
 dependencies:
   - name: common
     version: 24.1.5
@@ -47,4 +47,4 @@ sources:
   - https://ghcr.io/mriedmann/humhub-phponly
   - https://github.com/truecharts/charts/tree/master/charts/stable/humhub
 type: application
-version: 9.2.1
+version: 9.2.2

charts/stable/humhub/values.yaml

@@ -1,11 +1,11 @@
 image:
   pullPolicy: IfNotPresent
   repository: ghcr.io/mriedmann/humhub-phponly
-  tag: 1.15.4@sha256:b3d656bcb60a7b8e5e052ec0bd0f2beecaeb3319fa7ec99af9ca498a0a633bec
+  tag: 1.15.6@sha256:7752d3faf074fce61cb3001582b4e8301adda1e8ceb2af7e1ef958828e8c7ec1
 nginxImage:
   pullPolicy: IfNotPresent
   repository: ghcr.io/mriedmann/humhub-nginx
-  tag: 1.15.4@sha256:afb417b4161a09ddaafdc2003f074b17099865be22d0547a76a731b213561344
+  tag: 1.15.6@sha256:0f0d8b72ba405d6ab927ad4743dd79518b8e9f406f02e7df65b5d352bf37672a
 
 securityContext:
   container: