chore(deps): bump kotestVersion in /auto-pipeline-examples

Bumps `kotestVersion` from 5.8.1 to 5.9.1.

Updates `io.kotest:kotest-runner-junit5-jvm` from 5.8.1 to 5.9.1
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@v5.8.1...v5.9.1)

Updates `io.kotest:kotest-assertions-core-jvm` from 5.8.1 to 5.9.1
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@v5.8.1...v5.9.1)

Updates `io.kotest:kotest-property-jvm` from 5.8.1 to 5.9.1
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@v5.8.1...v5.9.1)

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

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

auto-pipeline-examples/build.gradle.kts

@@ -28,7 +28,7 @@ dependencies {
      */
     testImplementation(kotlin("test"))
     // https://kotest.io/docs/quickstart
-    val kotestVersion = "5.8.1"
+    val kotestVersion = "5.9.1"
     testImplementation("io.kotest:kotest-runner-junit5-jvm:$kotestVersion")
     testImplementation("io.kotest:kotest-assertions-core-jvm:$kotestVersion")
     testImplementation("io.kotest:kotest-property-jvm:$kotestVersion")