Bump mockito.version from 5.5.0 to 5.6.0

Bumps `mockito.version` from 5.5.0 to 5.6.0.

Updates `org.mockito:mockito-core` from 5.5.0 to 5.6.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.5.0...v5.6.0)

Updates `org.mockito:mockito-junit-jupiter` from 5.5.0 to 5.6.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.5.0...v5.6.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.mockito:mockito-junit-jupiter
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -89,7 +89,7 @@
     <site.deploy.url>scm:git:https://github.com/wcm-io/wcm-io.github.io.git</site.deploy.url>
 
     <!-- Versions -->
-    <mockito.version>5.5.0</mockito.version>
+    <mockito.version>5.6.0</mockito.version>
 
     <!-- set default empty argLine when not executing jacoco -->
     <argLine />