Bump org.mockito:mockito-junit-jupiter from 5.3.1 to 5.4.0

Bumps [org.mockito:mockito-junit-jupiter](https://github.com/mockito/mockito) from 5.3.1 to 5.4.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.3.1...v5.4.0)

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

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

gradle/libs.versions.toml

@@ -53,7 +53,7 @@ log4j-jul = { module = "org.apache.logging.log4j:log4j-jul", version.ref = "log4
 maven = { module = "org.apache.maven:apache-maven", version = "3.9.2" }
 mavenSurefirePlugin = { module = "org.apache.maven.plugins:maven-surefire-plugin", version.ref = "surefire" }
 memoryfilesystem = { module = "com.github.marschall:memoryfilesystem", version = "2.6.1" }
-mockito = { module = "org.mockito:mockito-junit-jupiter", version = "5.3.1" }
+mockito = { module = "org.mockito:mockito-junit-jupiter", version = "5.4.0" }
 opentest4j = { module = "org.opentest4j:opentest4j", version.ref = "opentest4j" }
 openTestReporting-events = { module = "org.opentest4j.reporting:open-test-reporting-events", version.ref = "openTestReporting" }
 openTestReporting-tooling = { module = "org.opentest4j.reporting:open-test-reporting-tooling", version.ref = "openTestReporting" }