Bump org.junit:junit-bom from 5.11.4 to 5.12.2

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.11.4 to 5.12.2.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit5@r5.11.4...r5.12.2)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 5.12.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 coroutines = "1.10.1"
-junit = "5.11.4"
+junit = "5.12.2"
 jvm = "21"
 kotlin = "2.1.20"
 kotlinJunitTools = "0.3.0"