Bump org.mockito.kotlin:mockito-kotlin from 5.4.0 to 6.0.0 (#1469)

Bumps [org.mockito.kotlin:mockito-kotlin](https://github.com/mockito/mockito-kotlin) from 5.4.0 to 6.0.0.
- [Release notes](https://github.com/mockito/mockito-kotlin/releases)
- [Commits](mockito/mockito-kotlin@5.4.0...v6.0.0)

---
updated-dependencies:
- dependency-name: org.mockito.kotlin:mockito-kotlin
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

quicktype-plugin/build.gradle

@@ -16,7 +16,7 @@ dependencies {
 
     testImplementation project(":test-common")
     testImplementation "org.jetbrains.kotlin:kotlin-test"
-    testImplementation "org.mockito.kotlin:mockito-kotlin:5.4.0"
+    testImplementation "org.mockito.kotlin:mockito-kotlin:6.0.0"
     testImplementation "com.natpryce:hamkrest:1.8.0.1"
 }