Bump org.junit:junit-bom from 5.12.0 to 5.12.1

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.12.0 to 5.12.1.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit-framework@r5.12.0...r5.12.1)

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

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

Author: dependabot[bot]

maven-plugin-testing-harness/pom.xml

@@ -39,7 +39,7 @@ under the License.
       <dependency>
         <groupId>org.junit</groupId>
         <artifactId>junit-bom</artifactId>
-        <version>5.12.0</version>
+        <version>5.12.1</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>