Bump org.jetbrains.kotlin:kotlin-test-junit from 1.8.0 to 1.9.20 (#97)

Bumps [org.jetbrains.kotlin:kotlin-test-junit](https://github.com/JetBrains/kotlin) from 1.8.0 to 1.9.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-test-junit
  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>

build.gradle

@@ -34,7 +34,7 @@ dependencies {
     annotationProcessor "info.picocli:picocli-codegen:4.7.5"
     jmhAnnotationProcessor 'org.openjdk.jmh:jmh-generator-annprocess:1.36'
 
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:1.8.0"
+    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:1.9.20"
     testImplementation "org.assertj:assertj-core:3.24.2"
     testImplementation "org.junit.jupiter:junit-jupiter:5.9.2"
     testImplementation "org.junit.jupiter:junit-jupiter-params:5.9.2"