Bump io.kotest:kotest-assertions-core from 5.8.1 to 5.9.1 (#25)

Bumps [io.kotest:kotest-assertions-core](https://github.com/kotest/kotest) 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-assertions-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

processor/build.gradle.kts

@@ -17,7 +17,7 @@ dependencies {
     testImplementation("org.jetbrains.exposed:exposed-dao:$exposedVersion")
     testImplementation("org.jetbrains.exposed:exposed-java-time:$exposedVersion")
     testImplementation("com.github.tschuchortdev:kotlin-compile-testing-ksp:1.5.0")
-    testImplementation("io.kotest:kotest-assertions-core:5.8.1")
+    testImplementation("io.kotest:kotest-assertions-core:5.9.1")
 }
 
 tasks.jar {