Bump org.codehaus.plexus:plexus-archiver from 4.11.0 to 4.12.0

Bumps [org.codehaus.plexus:plexus-archiver](https://github.com/codehaus-plexus/plexus-archiver) from 4.11.0 to 4.12.0.
- [Release notes](https://github.com/codehaus-plexus/plexus-archiver/releases)
- [Changelog](https://github.com/codehaus-plexus/plexus-archiver/blob/master/ReleaseNotes.md)
- [Commits](codehaus-plexus/plexus-archiver@plexus-archiver-4.11.0...plexus-archiver-4.12.0)

---
updated-dependencies:
- dependency-name: org.codehaus.plexus:plexus-archiver
  dependency-version: 4.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

maven-plugin-testing-harness/pom.xml

@@ -96,7 +96,7 @@ under the License.
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-archiver</artifactId>
-      <version>4.11.0</version>
+      <version>4.12.0</version>
       <optional>true</optional>
     </dependency>