build(deps): bump org.mockito:mockito-junit-jupiter

Bumps [org.mockito:mockito-junit-jupiter](https://github.com/mockito/mockito) from 5.18.0 to 5.21.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v5.18.0...v5.21.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-junit-jupiter
  dependency-version: 5.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build.gradle

@@ -159,7 +159,7 @@ dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.11.4'
 
     // https://mvnrepository.com/artifact/org.mockito/mockito-junit-jupiter
-    testImplementation 'org.mockito:mockito-junit-jupiter:5.18.0'
+    testImplementation 'org.mockito:mockito-junit-jupiter:5.21.0'
 
     // Performance Benchmark
     testImplementation 'org.openjdk.jmh:jmh-core:+'