Bump org.mockito:mockito-core from 5.8.0 to 5.12.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.8.0 to 5.12.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.8.0...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] <support@github.com>

gradle/libs.versions.toml

@@ -5,7 +5,7 @@ junit-jupiter-engine = { module = "org.junit.jupiter:junit-jupiter-engine", vers
 fabric8-kubernetes-clientapi = { module = "io.fabric8:kubernetes-client-api", version = "6.6.2" }
 fabric8-kubernetes-client = { module = "io.fabric8:kubernetes-client", version = "6.6.0" }
 fabric8-kubernetes-servermock = { module = "io.fabric8:kubernetes-server-mock", version = "6.6.2" }
-mockito-core = { module = "org.mockito:mockito-core", version = "5.8.0" }
+mockito-core = { module = "org.mockito:mockito-core", version = "5.12.0" }
 mockito-inline = { module = "org.mockito:mockito-inline", version = "5.4.0" }
 mockito-junitjupiter = { module = "org.mockito:mockito-junit-jupiter", version = "5.10.0" }