Bump mockito-core from 3.12.4 to 4.0.0 (GoogleContainerTools#3478)

Bumps [mockito-core](https://github.com/mockito/mockito) from 3.12.4 to 4.0.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.12.4...v4.0.0)

---
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>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -90,7 +90,7 @@ subprojects {
     JUNIT_PARAMS: 'pl.pragmatists:JUnitParams:1.1.1',
     MAVEN_TESTING_HARNESS: 'org.apache.maven.plugin-testing:maven-plugin-testing-harness:3.3.0',
     MAVEN_VERIFIER: 'org.apache.maven.shared:maven-verifier:1.7.2',
-    MOCKITO_CORE: 'org.mockito:mockito-core:3.12.4',
+    MOCKITO_CORE: 'org.mockito:mockito-core:4.0.0',
     SISU_PLEXUS: 'org.eclipse.sisu:org.eclipse.sisu.plexus:0.3.5',
     SLF4J_API: 'org.slf4j:slf4j-api:1.7.30',
     SLF4J_SIMPLE: 'org.slf4j:slf4j-simple:1.7.32',