chore(xwiki): update image public.ecr.aws/docker/library/xwiki digest to e856919 (#48253)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [public.ecr.aws/docker/library/xwiki](https://hub.docker.com/_/xwiki)
([source](https://redirect.github.com/xwiki-contrib/docker-xwiki)) |
digest | `342c611` → `e856919` |

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charts/stable/xwiki/Chart.yaml

@@ -36,5 +36,5 @@ sources:
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/xwiki
   - https://github.com/xwiki/xwiki-docker
 type: application
-version: 18.5.0
+version: 18.5.1
 

charts/stable/xwiki/values.yaml

@@ -1,7 +1,7 @@
 # yaml-language-server: $schema=./values.schema.json
 image:
   repository: public.ecr.aws/docker/library/xwiki
-  tag: 18.3.0-postgres-tomcat@sha256:342c611843e4f2cec0196c449418b5dcda963ec5d57c2f1dba106a19a59aa2d5
+  tag: 18.3.0-postgres-tomcat@sha256:e8569199e2d2b736d1ba92694e9114dd63ed0d227a758e635785b3c048b0402b
   pullPolicy: IfNotPresent
 service:
   main: