Bump org.junit:junit-bom from 5.12.2 to 5.13.0 in /finish (#44)

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.12.2 to 5.13.0.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit-framework@r5.12.2...r5.13.0)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 5.13.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

finish/build.gradle

@@ -28,7 +28,7 @@ subprojects {
     }
 
     dependencies {
-        testImplementation platform('org.junit:junit-bom:5.12.2')
+        testImplementation platform('org.junit:junit-bom:5.13.0')
         testImplementation 'org.junit.jupiter:junit-jupiter'
         testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
     }