Bump plexus-utils from 1.5.6 to 3.4.2 (#12)

Bumps [plexus-utils](https://github.com/codehaus-plexus/plexus-utils) from 1.5.6 to 3.4.2.
- [Release notes](https://github.com/codehaus-plexus/plexus-utils/releases)
- [Commits](codehaus-plexus/plexus-utils@plexus-utils-1.5.6...plexus-utils-3.4.2)

---
updated-dependencies:
- dependency-name: org.codehaus.plexus:plexus-utils
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pom.xml

@@ -86,7 +86,7 @@ under the License.
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-utils</artifactId>
-      <version>1.5.6</version>
+      <version>3.4.2</version>
     </dependency>
     <dependency>
       <groupId>edu.ucla.cs.compilers</groupId>