Bump io.kotest:kotest-runner-junit5-jvm from 5.9.1 to 6.0.3

Bumps [io.kotest:kotest-runner-junit5-jvm](https://github.com/kotest/kotest) from 5.9.1 to 6.0.3.
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@v5.9.1...6.0.3)

---
updated-dependencies:
- dependency-name: io.kotest:kotest-runner-junit5-jvm
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

api-client/build.gradle.kts

@@ -73,7 +73,7 @@ dependencies {
   implementation(libs.slf4j)
   testImplementation("ch.qos.logback:logback-classic:${libs.versions.logbackVersionrange.get()}!!${libs.versions.logback.get()}")
 
-  testImplementation("io.kotest:kotest-runner-junit5-jvm:5.9.1")
+  testImplementation("io.kotest:kotest-runner-junit5-jvm:6.0.3")
   testImplementation(libs.junitJupiterApi)
   testRuntimeOnly(libs.junitJupiterEngine)
   testRuntimeOnly("cglib:cglib-nodep:3.3.0")