Bump io.kotest:kotest-runner-junit5 in /samples/jvm/kotest

Bumps [io.kotest:kotest-runner-junit5](https://github.com/kotest/kotest) from 5.6.2 to 5.7.2.
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](https://github.com/kotest/kotest/commits)

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

Signed-off-by: dependabot[bot] <[email protected]>

samples/jvm/kotest/build.gradle.kts

@@ -5,7 +5,7 @@ import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 val atriumVersion = "1.0.0"
-val kotestVersion = "5.6.2"
+val kotestVersion = "5.7.2"
 
 plugins {
     kotlin("jvm") version "1.9.10"