build(deps): bump kotest from 6.0.0.M2 to 6.0.3

Bumps `kotest` from 6.0.0.M2 to 6.0.3.

Updates `io.kotest:kotest-runner-junit5-jvm` from 6.0.0.M2 to 6.0.3
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@V6.0.0.M2...6.0.3)

Updates `io.kotest:kotest-assertions-core-jvm` from 6.0.0.M2 to 6.0.3
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@V6.0.0.M2...6.0.3)

Updates `io.kotest:kotest-property-jvm` from 6.0.0.M2 to 6.0.3
- [Release notes](https://github.com/kotest/kotest/releases)
- [Commits](kotest/kotest@V6.0.0.M2...6.0.3)

---
updated-dependencies:
- dependency-name: io.kotest:kotest-runner-junit5-jvm
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.kotest:kotest-assertions-core-jvm
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.kotest:kotest-property-jvm
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -17,7 +17,7 @@ dependencies {
     val coroutines = "1.10.1"
     api("org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutines")
 
-    val kotest = "6.0.0.M2"
+    val kotest = "6.0.3"
     testImplementation("io.kotest:kotest-runner-junit5-jvm:$kotest")
     testImplementation("io.kotest:kotest-assertions-core-jvm:$kotest")
     testImplementation("io.kotest:kotest-property-jvm:$kotest")