Bump junit in /src/it/groovy-project-with-new-plexus-compiler

Bumps [junit](https://github.com/junit-team/junit4) from 4.8.2 to 4.13.1.
- [Release notes](https://github.com/junit-team/junit4/releases)
- [Changelog](https://github.com/junit-team/junit4/blob/main/doc/ReleaseNotes4.13.1.md)
- [Commits](junit-team/junit4@r4.8.2...r4.13.1)

---
updated-dependencies:
- dependency-name: junit:junit
  dependency-type: direct:development
...

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

src/it/groovy-project-with-new-plexus-compiler/pom.xml

@@ -81,7 +81,7 @@ xsi:schemaLocation="http:https://maven.apache.org/POM/4.0.0 http:https://maven.apache.org/ma
  <dependency>
  <groupId>junit</groupId>
  <artifactId>junit</artifactId>
- <version>4.8.2</version>
+ <version>4.13.1</version>
  <scope>test</scope>
  </dependency>
  </dependencies>