chore(wekan): update image docker.io/wekanteam/wekan digest to f8b8afa (#44058)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [docker.io/wekanteam/wekan](https://redirect.github.com/wekan/wekan) |
digest | `6b8b8da` -> `f8b8afa` |

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charts/stable/wekan/Chart.yaml

@@ -46,5 +46,5 @@ sources:
   - https://hub.docker.com/r/wekanteam/wekan
   - https://wekan.github.io/
 type: application
-version: 18.18.0
+version: 18.18.1
 

charts/stable/wekan/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/wekanteam/wekan
-  tag: v8.24@sha256:6b8b8da00469f2f3b5f16b0c6cdac4661ec0db258d0faf865717ec1b0441f721
+  tag: v8.24@sha256:f8b8afa4ebdbad40a5a95a2fe283d7a7bcbfccad94e72143f14dad8f09d88a50
   pullPolicy: IfNotPresent
 service:
   main: