Bump org.mockito:mockito-core from 5.12.0 to 5.13.0

Bumps [org.mockito:mockito-core](https://github.com/mockito/mockito) from 5.12.0 to 5.13.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.12.0...v5.13.0)

---
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]>

build.gradle

@@ -34,7 +34,7 @@ ext {
         jgit            : 'org.eclipse.jgit:org.eclipse.jgit:6.10.0.202406032230-r',
         junit5          : 'org.junit.jupiter:junit-jupiter-api:5.11.0',
         jsonAssert      : 'org.skyscreamer:jsonassert:1.5.1',
-        mockitoCore     : 'org.mockito:mockito-core:5.12.0',
+        mockitoCore     : 'org.mockito:mockito-core:5.13.0',
         okHttp          : 'com.squareup.okhttp3:okhttp:4.12.0',
     ]