Bump io.mockk:mockk from 1.13.7 to 1.13.8

Bumps [io.mockk:mockk](https://github.com/mockk/mockk) from 1.13.7 to 1.13.8.
- [Release notes](https://github.com/mockk/mockk/releases)
- [Commits](mockk/mockk@1.13.7...1.13.8)

---
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>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -27,7 +27,7 @@ logback = "ch.qos.logback:logback-classic:1.4.11"
 kotest-bom = "io.kotest:kotest-bom:5.7.2"
 kotest-runner = { module = "io.kotest:kotest-runner-junit5" }
 kotest-datatest = { module = "io.kotest:kotest-framework-datatest" }
-mockk = "io.mockk:mockk:1.13.7"
+mockk = "io.mockk:mockk:1.13.8"
 
 groovy-bom = "org.apache.groovy:groovy-bom:4.0.15"
 spock = "org.spockframework:spock-core:2.3-groovy-4.0"