Bump mockito.version from 3.12.3 to 3.12.4

Bumps `mockito.version` from 3.12.3 to 3.12.4.

Updates `mockito-core` from 3.12.3 to 3.12.4
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.12.3...v3.12.4)

Updates `mockito-junit-jupiter` from 3.12.3 to 3.12.4
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v3.12.3...v3.12.4)

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

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

pom.xml

@@ -72,7 +72,7 @@
     <properties>
         <slf4j.version>1.7.32</slf4j.version>
         <junit.version>5.7.2</junit.version>
-        <mockito.version>3.12.3</mockito.version>
+        <mockito.version>3.12.4</mockito.version>
         <assertj.version>3.20.2</assertj.version>
         <sonar.coverage.exclusions>**/slf4jmock/SimpleLogger.java</sonar.coverage.exclusions>
         <project.build.outputTimestamp>2021-07-23T17:52:50Z</project.build.outputTimestamp>