build(deps-dev): bump org.mockito.kotlin:mockito-kotlin

Bumps [org.mockito.kotlin:mockito-kotlin](https://github.com/mockito/mockito-kotlin) from 6.2.3 to 6.3.0.
- [Release notes](https://github.com/mockito/mockito-kotlin/releases)
- [Commits](mockito/mockito-kotlin@v6.2.3...v6.3.0)

---
updated-dependencies:
- dependency-name: org.mockito.kotlin:mockito-kotlin
  dependency-version: 6.3.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -23,7 +23,7 @@
     <process-engine-api.version>1.5</process-engine-api.version>
     <c7.version>2026.02.1</c7.version>
     <!-- TEST -->
-    <mockito.version>6.2.3</mockito.version>
+    <mockito.version>6.3.0</mockito.version>
     <assertj.version>3.27.7</assertj.version>
     <junit5.version>5.13.3</junit5.version>
     <jgiven.version>2.0.2</jgiven.version>