Bump org.mockito:mockito-core from 4.11.0 to 5.3.1

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 4.11.0 to 5.3.1.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v4.11.0...v5.3.1)

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

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

build.gradle

@@ -16,7 +16,7 @@ ext {
     reactiveStreamsVersion = "1.0.4"
     junitVersion = "4.13.2"
     testNgVersion = "7.5"
-    mockitoVersion = "4.11.0"
+    mockitoVersion = "5.3.1"
     jmhLibVersion = "1.21"
     guavaVersion = "31.1-jre"
 }