Bump org.mockito:mockito-core from 5.2.0 to 5.4.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.2.0 to 5.4.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.2.0...v5.4.0)

---
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]>

gradle/libs.versions.toml

@@ -6,7 +6,7 @@ assertj = "3.23.1"
 jackson = "2.15.2"
 jetbrainsAnnotation = "24.0.1"
 junit = "5.9.2"
-mockito = "5.2.0"
+mockito = "5.4.0"
 
 [libraries]
 jackson-annotations = { module = "com.fasterxml.jackson.core:jackson-annotations", version.ref = "jackson" }