chore(deps): bump org.mockito:mockito-core from 5.15.2 to 5.16.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.15.2 to 5.16.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.15.2...v5.16.0)

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

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

Author: dependabot[bot]

pom.xml

@@ -117,7 +117,7 @@
     <bc-fips.version>2.1.0</bc-fips.version>
     <bcpkix-fips.version>2.1.9</bcpkix-fips.version>
     <keycloak.version>26.1.3</keycloak.version><!-- Used by CRD Generator integration tests for verifications -->
-    <mockito.version>5.15.2</mockito.version>
+    <mockito.version>5.16.0</mockito.version>
     <mockito-inline.version>5.2.0</mockito-inline.version>
     <spock.version>2.4-M5-groovy-4.0</spock.version>