Bump mockitoVersion from 5.5.0 to 5.6.0 (#1468)

Bumps `mockitoVersion` from 5.5.0 to 5.6.0.

Updates `org.mockito:mockito-core` from 5.5.0 to 5.6.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.5.0...v5.6.0)

Updates `org.mockito:mockito-junit-jupiter` from 5.5.0 to 5.6.0
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.5.0...v5.6.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
- 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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

dependencyManagement/build.gradle.kts

@@ -12,7 +12,7 @@ val autoValueVersion = "1.10.4";
 val dockerJavaVersion = "3.3.3"
 val micrometerOldVersion = "1.3.20"
 val micrometerVersion = "1.11.4"
-val mockitoVersion = "5.5.0"
+val mockitoVersion = "5.6.0"
 val protobufVersion = "3.24.4"
 val slf4jVersion = "2.0.9"