Bump io.mockk:mockk from 1.13.8 to 1.13.9 (#29)

Bumps [io.mockk:mockk](https://github.com/mockk/mockk) from 1.13.8 to 1.13.9.
- [Release notes](https://github.com/mockk/mockk/releases)
- [Commits](mockk/mockk@1.13.8...1.13.9)

---
updated-dependencies:
- dependency-name: io.mockk:mockk
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle.kts

@@ -22,7 +22,7 @@ dependencies {
   implementation("io.ktor:ktor-client-cio:$ktorClientVersion")
 
   testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
-  testImplementation("io.mockk:mockk:1.13.8")
+  testImplementation("io.mockk:mockk:1.13.9")
   testImplementation("org.assertj:assertj-core:3.25.0")
   testImplementation("org.mock-server:mockserver-client-java-no-dependencies:$mockServerVersion")
   testImplementation("org.mock-server:mockserver-junit-jupiter-no-dependencies:$mockServerVersion")