Bump org.junit.jupiter:junit-jupiter from 5.12.1 to 5.12.2 in /Plan

Bumps [org.junit.jupiter:junit-jupiter](https://github.com/junit-team/junit5) from 5.12.1 to 5.12.2.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit-framework@r5.12.1...r5.12.2)

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

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

Author: dependabot[bot]

Plan/build.gradle

@@ -90,7 +90,7 @@ subprojects {
         placeholderapiVersion = "2.11.5"
         nkPlaceholderapiVersion = "1.4-SNAPSHOT"
 
-        junitVersion = "5.12.1"
+        junitVersion = "5.12.2"
         mockitoVersion = "5.17.0"
         seleniumVersion = "4.31.0"
         testContainersVersion = "1.20.6"