Bump io.fabric8:kubernetes-client-bom from 6.13.3 to 6.13.4

Bumps [io.fabric8:kubernetes-client-bom](https://github.com/fabric8io/kubernetes-client) from 6.13.3 to 6.13.4.
- [Release notes](https://github.com/fabric8io/kubernetes-client/releases)
- [Changelog](https://github.com/fabric8io/kubernetes-client/blob/main/CHANGELOG.md)
- [Commits](fabric8io/kubernetes-client@v6.13.3...v6.13.4)

---
updated-dependencies:
- dependency-name: io.fabric8:kubernetes-client-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

log4j-spring-cloud-config-sample-application/pom.xml

@@ -38,7 +38,7 @@
     <project.build.outputTimestamp>2023-09-14T15:03:45Z</project.build.outputTimestamp>
 
     <!-- Dependency versions -->
-    <kubernetes-client.version>6.13.3</kubernetes-client.version>
+    <kubernetes-client.version>6.13.4</kubernetes-client.version>
   </properties>
 
   <dependencyManagement>