Bump org.mockito:mockito-core from 5.7.0 to 5.12.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.7.0 to 5.12.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.7.0...v5.12.0)

---
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

@@ -4,7 +4,7 @@ gdx-vfx = "0.5.4"
 logback = "1.5.7"
 junit-platform = "1.10.1"
 junit-jupiter = "5.11.0"
-mockito = "5.7.0"
+mockito = "5.12.0"
 assertj = "3.26.3"
 
 [libraries]